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>

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 2773f9f9bae2880cbf18f940aae54811dcea9b77..76c221dd9b2b62d39037a75c8bd36091b4829de1 100644 (file)
--- 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;