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| author | Davidlohr Bueso <dave@stgolabs.net> | 2018-08-21 22:01:56 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-22 10:52:52 -0700 |
| commit | eae04d25a713304c978d7c45dcab01b0e0811c74 (patch) | |
| tree | 7b2dfd99330a00a7586a8b8368161df9457bcd96 /ipc/shm.c | |
| parent | dc2c8c84def6ce450c63529e08c1db100020994e (diff) | |
| download | lwn-eae04d25a713304c978d7c45dcab01b0e0811c74.tar.gz lwn-eae04d25a713304c978d7c45dcab01b0e0811c74.zip | |
ipc: simplify ipc initialization
Now that we know that rhashtable_init() will not fail, we can get rid of a
lot of the unnecessary cleanup paths when the call errored out.
[manfred@colorfullife.com: variable name added to util.h to resolve checkpatch warning]
Link: http://lkml.kernel.org/r/20180712185241.4017-11-manfred@colorfullife.com
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Signed-off-by: Manfred Spraul <manfred@colorfullife.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Kees Cook <keescook@chromium.org>
Cc: Michael Kerrisk <mtk.manpages@gmail.com>
Cc: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'ipc/shm.c')
| -rw-r--r-- | ipc/shm.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/ipc/shm.c b/ipc/shm.c index 4c7ae625d996..c4fb359f1e53 100644 --- a/ipc/shm.c +++ b/ipc/shm.c @@ -96,14 +96,14 @@ static void shm_destroy(struct ipc_namespace *ns, struct shmid_kernel *shp); static int sysvipc_shm_proc_show(struct seq_file *s, void *it); #endif -int shm_init_ns(struct ipc_namespace *ns) +void shm_init_ns(struct ipc_namespace *ns) { ns->shm_ctlmax = SHMMAX; ns->shm_ctlall = SHMALL; ns->shm_ctlmni = SHMMNI; ns->shm_rmid_forced = 0; ns->shm_tot = 0; - return ipc_init_ids(&shm_ids(ns)); + ipc_init_ids(&shm_ids(ns)); } /* @@ -136,9 +136,8 @@ void shm_exit_ns(struct ipc_namespace *ns) static int __init ipc_ns_init(void) { - const int err = shm_init_ns(&init_ipc_ns); - WARN(err, "ipc: sysv shm_init_ns failed: %d\n", err); - return err; + shm_init_ns(&init_ipc_ns); + return 0; } pure_initcall(ipc_ns_init); |