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[1/5] tokenize: check show_string() for NULL pointer

Message ID 20181029153952.13927-2-ben.dooks@codethink.co.uk (mailing list archive)
State Superseded, archived
Headers show
Series [1/5] tokenize: check show_string() for NULL pointer | expand

Commit Message

Ben Dooks Oct. 29, 2018, 3:39 p.m. UTC 
Fix issue where show_string() being passed a NULL pointer by accident.
This only happened during debugging, but would be a useful addition to
the checks in this function.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
---
 tokenize.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/tokenize.c b/tokenize.c
index 99b9580..c32f8c7 100644
--- a/tokenize.c
+++ b/tokenize.c
@@ -124,7 +124,7 @@  const char *show_string(const struct string *string)
 	char *ptr;
 	int i;
 
-	if (!string->length)
+	if (!string || !string->length)
 		return "<bad_string>";
 	ptr = buffer;
 	*ptr++ = '"';