Backport [19981]: handle NULL in decode_URI and unescape_URI

e88fd256 · Rémi Denis-Courmont · 44c78a34 · e88fd256
Commit e88fd256 authored Jun 10, 2007 by Rémi Denis-Courmont
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src/misc/strings.c src/misc/strings.c +4 -0

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--- a/src/misc/strings.c
+++ b/src/misc/strings.c
@@ -54,6 +54,8 @@ char *unescape_URI_duplicate( const char *psz )
 void unescape_URI( char *psz )
 {
    unsigned char *in = (unsigned char *)psz, *out = in, c;
+    if( psz == NULL )
+        return;

    while( ( c = *in++ ) != '\0' )
    {
@@ -135,6 +137,8 @@ char *decode_URI_duplicate( const char *psz )
 void decode_URI( char *psz )
 {
    unsigned char *in = (unsigned char *)psz, *out = in, c;
+    if( psz == NULL )
+        return;

    while( ( c = *in++ ) != '\0' )
    {