Simplify

modules/control/http/util.c

@@ -965,6 +965,7 @@ char *E_(RealPath)( intf_thread_t *p_intf, const char *psz_src )
     }
 #endif
 
+    /* FIXME: this could be O(N) rather than O(N²)... */
     /* Remove multiple separators and /./ */
     p = psz_dir;
     while( (p = strchr( p, sep )) != NULL )
@@ -979,10 +980,8 @@ char *E_(RealPath)( intf_thread_t *p_intf, const char *psz_src )
 
     if( psz_dir[0] == '~' )
     {
-        char *dir = malloc( strlen(psz_dir)
-                             + strlen(p_intf->p_libvlc->psz_userdir) );
         /* This is incomplete : we should also support the ~cmassiot/ syntax. */
-        sprintf( dir, "%s%s", p_intf->p_libvlc->psz_userdir, psz_dir + 1 );
+        asprintf( &dir, "%s%s", p_intf->p_libvlc->psz_userdir, psz_dir + 1 );
         free( psz_dir );
         psz_dir = dir;
     }