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authorDenis Efremov <efremov@linux.com>2019-08-27 15:20:23 +0300
committerMasahiro Yamada <yamada.masahiro@socionext.com>2019-09-04 16:55:42 +0300
commit6f02bdfc995f098bde87216c122ade2b46f971b5 (patch)
treee80a876ff957c1ecd1e0d73b127fa350be326117
parent389c9af7f1a1e564c18ab744528b7f64759b7875 (diff)
downloadlinux-6f02bdfc995f098bde87216c122ade2b46f971b5.tar.xz
modpost: add NOFAIL to strndup
Add NOFAIL check for the strndup call, because the function allocates memory and can return NULL. All calls to strdup in modpost are checked with NOFAIL. Signed-off-by: Denis Efremov <efremov@linux.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
-rw-r--r--scripts/mod/modpost.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 2773f9f9bae2..76c221dd9b2b 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -797,9 +797,9 @@ static int match(const char *sym, const char * const pat[])
/* "*foo*" */
if (*p == '*' && *endp == '*') {
- char *here, *bare = strndup(p + 1, strlen(p) - 2);
+ char *bare = NOFAIL(strndup(p + 1, strlen(p) - 2));
+ char *here = strstr(sym, bare);
- here = strstr(sym, bare);
free(bare);
if (here != NULL)
return 1;