SLAB_PANIC more (proc, posix-timers, shmem)

These aren't modular, so SLAB_PANIC is OK.
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/proc/inode.c

@@ -119,10 +119,8 @@ int __init proc_init_inodecache(void)
 	proc_inode_cachep = kmem_cache_create("proc_inode_cache",
 					     sizeof(struct proc_inode),
 					     0, (SLAB_RECLAIM_ACCOUNT|
-						SLAB_MEM_SPREAD),
+						SLAB_MEM_SPREAD|SLAB_PANIC),
 					     init_once);
-	if (proc_inode_cachep == NULL)
-		return -ENOMEM;
 	return 0;
 }
 

kernel/posix-timers.c

@@ -241,7 +241,8 @@ static __init int init_posix_timers(void)
 	register_posix_clock(CLOCK_MONOTONIC, &clock_monotonic);
 
 	posix_timers_cache = kmem_cache_create("posix_timers_cache",
-					sizeof (struct k_itimer), 0, 0, NULL);
+					sizeof (struct k_itimer), 0, SLAB_PANIC,
+					NULL);
 	idr_init(&posix_timers_id);
 	return 0;
 }

mm/shmem.c

@@ -2343,9 +2343,7 @@ static int init_inodecache(void)
 {
 	shmem_inode_cachep = kmem_cache_create("shmem_inode_cache",
 				sizeof(struct shmem_inode_info),
-				0, 0, init_once);
-	if (shmem_inode_cachep == NULL)
-		return -ENOMEM;
+				0, SLAB_PANIC, init_once);
 	return 0;
 }