diff mbox series

[net-next,v3,2/3] genetlink: Use string_is_terminated() helper

Message ID 20230208133153.22528-2-andriy.shevchenko@linux.intel.com (mailing list archive)
State Accepted
Commit d4545bf9c33baa482daea845ddf8d5fdb26daee3
Delegated to: Netdev Maintainers
Headers show
Series [net-next,v3,1/3] string_helpers: Move string_is_valid() to the header | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter warning Series does not have a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 2 this patch: 2
netdev/cc_maintainers warning 1 maintainers not CCed: jacob.e.keller@intel.com
netdev/build_clang success Errors and warnings before: 1 this patch: 1
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 2 this patch: 2
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 16 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Andy Shevchenko Feb. 8, 2023, 1:31 p.m. UTC 
Use string_is_terminated() helper instead of cpecific memchr() call.
This shows better the intention of the call.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
---
v3: renamed to string_is_terminated (Jakub)
v2: added tag and updated subject (Simon)
 net/netlink/genetlink.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Jiri Pirko Feb. 8, 2023, 2:44 p.m. UTC | #1 
Wed, Feb 08, 2023 at 02:31:52PM CET, andriy.shevchenko@linux.intel.com wrote:
>Use string_is_terminated() helper instead of cpecific memchr() call.
>This shows better the intention of the call.
>
>Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
>Reviewed-by: Simon Horman <simon.horman@corigine.com>

Reviewed-by: Jiri Pirko <jiri@nvidia.com>
diff mbox series

Patch

diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 600993c80050..04c4036bf406 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -13,7 +13,7 @@ 
 #include <linux/errno.h>
 #include <linux/types.h>
 #include <linux/socket.h>
-#include <linux/string.h>
+#include <linux/string_helpers.h>
 #include <linux/skbuff.h>
 #include <linux/mutex.h>
 #include <linux/bitmap.h>
@@ -457,7 +457,7 @@  static int genl_validate_assign_mc_groups(struct genl_family *family)
 
 		if (WARN_ON(grp->name[0] == '\0'))
 			return -EINVAL;
-		if (WARN_ON(memchr(grp->name, '\0', GENL_NAMSIZ) == NULL))
+		if (WARN_ON(!string_is_terminated(grp->name, GENL_NAMSIZ)))
 			return -EINVAL;
 	}