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 <[email protected]>
Signed-off-by: Masahiro Yamada <[email protected]>

Author: evdenis

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;