sysvipc: properly name ipc_addid() limit parameter

This is better understood as a limit, instead of size; exactly like the
function comment indicates.  Rename it.

Link: http://lkml.kernel.org/r/20170831172049.14576-4-dave@stgolabs.net
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Cc: Manfred Spraul <manfred@colorfullife.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Davidlohr Bueso 2017-11-17 15:31:15 -08:00 committed by Linus Torvalds
parent 39c96a1b96
commit ebf66799ac

View File

@ -262,7 +262,7 @@ static inline int ipc_buildid(int id, struct ipc_ids *ids,
* ipc_addid - add an ipc identifier
* @ids: ipc identifier set
* @new: new ipc permission set
* @size: limit for the number of used ids
* @limit: limit for the number of used ids
*
* Add an entry 'new' to the ipc ids idr. The permissions object is
* initialised and the first free entry is set up and the id assigned
@ -271,16 +271,16 @@ static inline int ipc_buildid(int id, struct ipc_ids *ids,
*
* Called with writer ipc_ids.rwsem held.
*/
int ipc_addid(struct ipc_ids *ids, struct kern_ipc_perm *new, int size)
int ipc_addid(struct ipc_ids *ids, struct kern_ipc_perm *new, int limit)
{
kuid_t euid;
kgid_t egid;
int id, err;
if (size > IPCMNI)
size = IPCMNI;
if (limit > IPCMNI)
limit = IPCMNI;
if (!ids->tables_initialized || ids->in_use >= size)
if (!ids->tables_initialized || ids->in_use >= limit)
return -ENOSPC;
idr_preload(GFP_KERNEL);