openwrt/package/libs/argp-standalone/patches/900-fix-segfault-in_canon_d...

15 lines
465 B
Diff

--- a/argp-help.c
+++ b/argp-help.c
@@ -777,9 +777,9 @@ hol_entry_cmp (const struct hol_entry *e
const char *long2 = hol_entry_first_long (entry2);
if (doc1)
- doc1 = canon_doc_option (&long1);
+ doc1 = long1 != NULL && canon_doc_option (&long1);
if (doc2)
- doc2 = canon_doc_option (&long2);
+ doc2 = long2 != NULL && canon_doc_option (&long2);
if (doc1 != doc2)
/* `documentation' options always follow normal options (or