[pacman-dev] [PATCH] pacsort: test string is not NULL before strlen

[Allan McRae]

Signed-off-by: Allan McRae <allan at archlinux.org>
---
 src/util/pacsort.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/util/pacsort.c b/src/util/pacsort.c
index 02b9084..d864fdb 100644
--- a/src/util/pacsort.c
+++ b/src/util/pacsort.c
@@ -399,9 +399,13 @@ static int vercmp(const void *p1, const void *p2)
 
 static char escape_char(const char *string)
 {
+	if(!string) {
+		return -1;
+	}
+
 	const size_t len = strlen(string);
 
-	if(!string || len > 2) {
+	if(len > 2) {
 		return -1;
 	}
 
-- 
2.3.0