One more "Remove useless test before free"

src/audio_output/input.c

@@ -349,8 +349,8 @@ int aout_InputNew( aout_instance_t * p_aout, aout_input_t * p_input )
             psz_parser = psz_next;
         }
     }
-    if( psz_filters ) free( psz_filters );
-    if( psz_visual ) free( psz_visual );
+    free( psz_filters );
+    free( psz_visual );
 
     /* complete the filter chain if necessary */
     if ( !AOUT_FMTS_IDENTICAL( &chain_input_format, &chain_output_format ) )

src/control/vlm.c

@@ -208,7 +208,7 @@ void libvlc_vlm_set_loop( libvlc_instance_t *p_instance, char *psz_name,
 void libvlc_vlm_set_output( libvlc_instance_t *p_instance, char *psz_name,
                             char *psz_output,  libvlc_exception_t *p_exception )
 {
-#define VLM_CHANGE_CODE { if( p_media->psz_output ) free( p_media->psz_output ); \
+#define VLM_CHANGE_CODE { free( p_media->psz_output ); \
                           p_media->psz_output = strdup( psz_output ); }
     VLM_CHANGE( "Unable to change %s output property", VLM_CHANGE_CODE );
 #undef VLM_CHANGE_CODE
@@ -244,7 +244,6 @@ void libvlc_vlm_change_media( libvlc_instance_t *p_instance, char *psz_name,
         free( p_media->ppsz_input[--p_media->i_input] );    \
     if( psz_input )                     \
         TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); \
-    if( p_media->psz_output )           \
     free( p_media->psz_output );        \
     p_media->psz_output = psz_output ? strdup( psz_output ) : NULL; \
     while( p_media->i_option > 0 )     \

src/libvlc-common.c

@@ -420,7 +420,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
         config_LoadCmdLine( p_libvlc, &i_argc, ppsz_argv, VLC_TRUE );
         libvlc_global.p_module_bank->b_cache_delete = b_cache_delete;
     }
-    if( psz_language ) free( psz_language );
+    free( psz_language );
 # endif
 #endif
 
@@ -752,7 +752,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
         /* Add service discovery modules */
         playlist_ServicesDiscoveryAdd( p_playlist, psz_modules );
     }
-    if( psz_modules ) free( psz_modules );
+    free( psz_modules );
 
     /*
      * Load background interfaces
@@ -856,12 +856,12 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
             if( psz_morecodecs )
             {
                 config_PutPsz( p_libvlc, "codec", psz_morecodecs);
-                free(psz_morecodecs);
+                free( psz_morecodecs );
             }
         }
         else
             config_PutPsz( p_libvlc, "codec", "dmo,quicktime");
-        free(psz_codecs);
+        free( psz_codecs );
     }
 #endif
 
@@ -896,7 +896,7 @@ int libvlc_InternalInit( libvlc_int_t *p_libvlc, int i_argc,
         VLC_AddTarget( p_libvlc->i_object_id, val.psz_string, NULL, 0,
                        PLAYLIST_INSERT, 0 );
     }
-    if ( val.psz_string != NULL ) free( val.psz_string );
+    free( val.psz_string );
 
     return VLC_SUCCESS;
 }
@@ -991,7 +991,7 @@ int libvlc_InternalDestroy( libvlc_int_t *p_libvlc, vlc_bool_t b_release )
                         psz_pidfile );
             }
         }
-        free ( psz_pidfile );
+        free( psz_pidfile );
     }
 #endif
 
@@ -1072,7 +1072,7 @@ int libvlc_InternalAddIntf( libvlc_int_t *p_libvlc,
          * We prefer the dummy interface if none is specified. */
         char *psz_interface = config_GetPsz( p_libvlc, "intf" );
         if( !psz_interface || !*psz_interface ) psz_module = "dummy";
-        if( psz_interface ) free( psz_interface );
+        free( psz_interface );
     }
 #endif
 

src/network/httpd.c

@@ -897,11 +897,9 @@ httpd_stream_t *httpd_StreamNew( httpd_host_t *host,
 int httpd_StreamHeader( httpd_stream_t *stream, uint8_t *p_data, int i_data )
 {
     vlc_mutex_lock( &stream->lock );
-    if( stream->p_header )
-    {
     free( stream->p_header );
     stream->p_header = NULL;
-    }
+
     stream->i_header = i_data;
     if( i_data > 0 )
     {
@@ -953,9 +951,9 @@ void httpd_StreamDelete( httpd_stream_t *stream )
 {
     httpd_UrlDelete( stream->url );
     vlc_mutex_destroy( &stream->lock );
-    if( stream->psz_mime ) free( stream->psz_mime );
-    if( stream->p_header ) free( stream->p_header );
-    if( stream->p_buffer ) free( stream->p_buffer );
+    free( stream->psz_mime );
+    free( stream->p_header );
+    free( stream->p_buffer );
     free( stream );
 }
 
@@ -1007,7 +1005,7 @@ httpd_host_t *httpd_TLSHostNew( vlc_object_t *p_this, const char *psz_hostname,
         httpd = (httpd_t *)vlc_custom_create( p_this, sizeof (*httpd),
                                               VLC_OBJECT_HTTPD,
                                               psz_object_type );
-        if (httpd == NULL)
+        if( httpd == NULL )
         {
             vlc_mutex_unlock( lockval.p_address );
             free( psz_host );
@@ -1334,31 +1332,16 @@ void httpd_MsgClean( httpd_message_t *msg )
 {
     int i;
 
-    if( msg->psz_url )
-    {
     free( msg->psz_url );
-    }
-    if( msg->psz_args )
-    {
     free( msg->psz_args );
-    }
     for( i = 0; i < msg->i_name; i++ )
     {
         free( msg->name[i] );
         free( msg->value[i] );
     }
-    if( msg->name )
-    {
     free( msg->name );
-    }
-    if( msg->value )
-    {
     free( msg->value );
-    }
-    if( msg->p_body )
-    {
     free( msg->p_body );
-    }
     httpd_MsgInit( msg );
 }
 
@@ -1448,11 +1431,8 @@ static void httpd_ClientClean( httpd_client_t *cl )
     httpd_MsgClean( &cl->answer );
     httpd_MsgClean( &cl->query );
 
-    if( cl->p_buffer )
-    {
     free( cl->p_buffer );
     cl->p_buffer = NULL;
-    }
 }
 
 static httpd_client_t *httpd_ClientNew( int fd, tls_session_t *p_tls, mtime_t now )

src/stream_output/stream_output.c

@@ -307,10 +307,7 @@ sout_access_out_t *sout_AccessOutNew( sout_instance_t *p_sout,
 
     psz_next = config_ChainCreate( &p_access->psz_access, &p_access->p_cfg,
                                    psz_access );
-    if( psz_next )
-    {
     free( psz_next );
-    }
     p_access->psz_path   = strdup( psz_name ? psz_name : "" );
     p_access->p_sout     = p_sout;
     p_access->p_sys = NULL;
@@ -419,7 +416,7 @@ sout_mux_t * sout_MuxNew( sout_instance_t *p_sout, char *psz_mux,
 
     p_mux->p_sout = p_sout;
     psz_next = config_ChainCreate( &p_mux->psz_mux, &p_mux->p_cfg, psz_mux );
-    if( psz_next ) free( psz_next );
+    free( psz_next );
 
     p_mux->p_access     = p_access;
     p_mux->pf_control   = NULL;

src/video_output/video_output.c

@@ -177,12 +177,12 @@ vout_thread_t *__vout_Request( vlc_object_t *p_this, vout_thread_t *p_vout,
             var_Get( p_vout, "vout-filter", &val );
             psz_filter_chain = val.psz_string;
 
-            if( psz_filter_chain && !*psz_filter_chain )
+            if( !*psz_filter_chain )
             {
                 free( psz_filter_chain );
                 psz_filter_chain = NULL;
             }
-            if( p_vout->psz_filter_chain && !*p_vout->psz_filter_chain )
+            if( !*p_vout->psz_filter_chain )
             {
                 free( p_vout->psz_filter_chain );
                 p_vout->psz_filter_chain = NULL;
@@ -193,7 +193,7 @@ vout_thread_t *__vout_Request( vlc_object_t *p_this, vout_thread_t *p_vout,
                 p_vout->b_filter_change = VLC_FALSE;
             }
 
-            if( psz_filter_chain ) free( psz_filter_chain );
+            free( psz_filter_chain );
         }
 
         if( ( p_vout->fmt_render.i_width != p_fmt->i_width ) ||
@@ -431,7 +431,7 @@ vout_thread_t * __vout_Create( vlc_object_t *p_parent, video_format_t *p_fmt )
     if( var_Get( p_vout, "deinterlace-mode", &val ) == VLC_SUCCESS )
     {
         var_Set( p_vout, "deinterlace", val );
-        if( val.psz_string ) free( val.psz_string );
+        free( val.psz_string );
     }
     var_AddCallback( p_vout, "deinterlace", DeinterlaceCallback, NULL );
 
@@ -498,7 +498,7 @@ void vout_Destroy( vout_thread_t *p_vout )
 
     var_Destroy( p_vout, "intf-change" );
 
-    if( p_vout->psz_filter_chain ) free( p_vout->psz_filter_chain );
+    free( p_vout->psz_filter_chain );
 
     config_ChainDestroy( p_vout->p_cfg );
 
@@ -1505,7 +1505,7 @@ static int DeinterlaceCallback( vlc_object_t *p_this, char const *psz_cmd,
 
     val.psz_string = psz_filter;
     var_Set( p_vout, "vout-filter", val );
-    if( psz_filter ) free( psz_filter );
+    free( psz_filter );
 
     return VLC_SUCCESS;
 }
@@ -1564,12 +1564,9 @@ static int ParseVideoFilter2Chain( vout_thread_t *p_vout, char *psz_vfilters )
         struct config_chain_t *p_cfg =
             p_vout->p_vfilters_cfg[p_vout->i_vfilters_cfg];
         config_ChainDestroy( p_cfg );
-        if( p_vout->psz_vfilters[p_vout->i_vfilters_cfg] )
-        {
         free( p_vout->psz_vfilters[p_vout->i_vfilters_cfg] );
         p_vout->psz_vfilters[p_vout->i_vfilters_cfg] = NULL;
     }
-    }
     p_vout->i_vfilters_cfg = 0;
     if( psz_vfilters && *psz_vfilters )
     {

src/video_output/vout_intf.c

@@ -359,7 +359,7 @@ void vout_IntfInit( vout_thread_t *p_vout )
     var_Get( p_vout, "crop", &old_val );
     if( old_val.psz_string && *old_val.psz_string )
         var_Change( p_vout, "crop", VLC_VAR_TRIGGER_CALLBACKS, 0, 0 );
-    if( old_val.psz_string ) free( old_val.psz_string );
+    free( old_val.psz_string );
 
     /* Monitor pixel aspect-ratio */
     var_Create( p_vout, "monitor-par", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
@@ -392,7 +392,7 @@ void vout_IntfInit( vout_thread_t *p_vout )
                  p_vout->i_par_num, p_vout->i_par_den );
         b_force_par = VLC_TRUE;
     }
-    if( val.psz_string ) free( val.psz_string );
+    free( val.psz_string );
 
     /* Aspect-ratio object var */
     var_Create( p_vout, "aspect-ratio", VLC_VAR_STRING | VLC_VAR_ISCOMMAND |
@@ -420,7 +420,7 @@ void vout_IntfInit( vout_thread_t *p_vout )
     var_Get( p_vout, "aspect-ratio", &old_val );
     if( (old_val.psz_string && *old_val.psz_string) || b_force_par )
         var_Change( p_vout, "aspect-ratio", VLC_VAR_TRIGGER_CALLBACKS, 0, 0 );
-    if( old_val.psz_string ) free( old_val.psz_string );
+    free( old_val.psz_string );
 
     /* Initialize the dimensions of the video window */
     InitWindowSize( p_vout, &p_vout->i_window_width,
@@ -481,7 +481,7 @@ int vout_Snapshot( vout_thread_t *p_vout, picture_t *p_pic )
     memset( &fmt_out, 0, sizeof(video_format_t) );
 
     var_Get( p_vout, "snapshot-path", &val );
-    if( val.psz_string && !*val.psz_string )
+    if( !*val.psz_string )
     {
         free( val.psz_string );
         val.psz_string = 0;
@@ -650,7 +650,7 @@ int vout_Snapshot( vout_thread_t *p_vout, picture_t *p_pic )
     var_Get( p_vout, "snapshot-format", &format );
     if( !format.psz_string || !*format.psz_string )
     {
-        if( format.psz_string ) free( format.psz_string );
+        free( format.psz_string );
         format.psz_string = strdup( "png" );
     }
 

src/video_output/vout_subpictures.c

@@ -172,7 +172,7 @@ int spu_ParseChain( spu_t *p_spu )
 
         free( psz_name );
     }
-    if( val.psz_string ) free( val.psz_string );
+    free( val.psz_string );
 
     return VLC_SUCCESS;
 }
@@ -280,7 +280,7 @@ void spu_Attach( spu_t *p_spu, vlc_object_t *p_this, vlc_bool_t b_attach )
  */
 static void RegionPictureRelease( picture_t *p_pic )
 {
-    if( p_pic->p_data_orig ) free( p_pic->p_data_orig );
+    free( p_pic->p_data_orig );
 }
 subpicture_region_t *__spu_CreateRegion( vlc_object_t *p_this,
                                          video_format_t *p_fmt )
@@ -310,7 +310,7 @@ subpicture_region_t *__spu_CreateRegion( vlc_object_t *p_this,
     if( !p_region->picture.i_planes )
     {
         free( p_region );
-        if( p_fmt->p_palette ) free( p_fmt->p_palette );
+        free( p_fmt->p_palette );
         return NULL;
     }
 
@@ -362,12 +362,10 @@ void __spu_DestroyRegion( vlc_object_t *p_this, subpicture_region_t *p_region )
     if( !p_region ) return;
     if( p_region->picture.pf_release )
         p_region->picture.pf_release( &p_region->picture );
-    if( p_region->fmt.p_palette ) free( p_region->fmt.p_palette );
+    free( p_region->fmt.p_palette );
     if( p_region->p_cache ) __spu_DestroyRegion( p_this, p_region->p_cache );
 
-    if( p_region->psz_text )
     free( p_region->psz_text );
-    if( p_region->psz_html )
     free( p_region->psz_html );
     //free( p_region->p_style ); FIXME --fenrir plugin does not allocate the memory for it. I think it might lead to segfault, video renderer can live longer than the decoder
     free( p_region );
@@ -626,7 +624,7 @@ void spu_RenderSubpictures( spu_t *p_spu, video_format_t *p_fmt,
                 p_spu->p_text->p_module =
                     module_Need( p_spu->p_text, "text renderer", 0, 0 );
             }
-            if( psz_modulename ) free( psz_modulename );
+            free( psz_modulename );
         }
 
         if( p_spu->p_text )
@@ -1385,7 +1383,7 @@ static void spu_del_video_buffer( filter_t *p_filter, picture_t *p_pic )
     (void)p_filter;
     if( p_pic )
     {
-        if( p_pic->p_data_orig ) free( p_pic->p_data_orig );
+        free( p_pic->p_data_orig );
         free( p_pic );
     }
 }