apparmor: Use IS_ERR_OR_NULL() helper function

Use the IS_ERR_OR_NULL() helper instead of open-coding a NULL and an error pointer checks to simplify the code and improve readability. Signed-off-by: Hongbo Li <[email protected]> Signed-off-by: John Johansen <[email protected]>
Abel-WY · Nov 27, 2024 · c030937 · c030937
1 parent 9208c05
commit c030937
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/security/apparmor/path.c b/security/apparmor/path.c
@@ -130,7 +130,7 @@ static int d_namespace_path(const struct path *path, char *buf, char **name,
 	/* handle error conditions - and still allow a partial path to
 	 * be returned.
 	 */
-	if (!res || IS_ERR(res)) {
+	if (IS_ERR_OR_NULL(res)) {
 		if (PTR_ERR(res) == -ENAMETOOLONG) {
 			error = -ENAMETOOLONG;
 			*name = buf;