Handle errors without crashing

diff --git a/src/text/strings.c b/src/text/strings.c
index 8da2e33f2457243b770edce78885c375f11315cf..0145b0d7c0385ddeca548a50e477eefa1aeb38ab 100644 (file)
--- a/src/text/strings.c
+++ b/src/text/strings.c
@@ -63,6 +63,8 @@ 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' )
     {
@@ -144,6 +146,8 @@ 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' )
     {