vlm.c: fix segfault when vlm command have mismatched quotes

diff --git a/src/misc/vlm.c b/src/misc/vlm.c
index 76862cde95e222f99f1eea34a0473e0105eb0a87..4c305fdbf1cd4d993fa012e7a91fe177bb624240 100644 (file)
--- a/src/misc/vlm.c
+++ b/src/misc/vlm.c
@@ -316,6 +316,7 @@ static char *FindEndCommand( char *psz )
             if( ( *psz_sent == '\'' ) || ( *psz_sent == '\"' ) )
             {
                 psz_sent = FindEndCommand( psz_sent );
+                if( psz_sent == NULL ) return NULL;
             }
             else psz_sent++;
         }