mbcache can be a module that is loaded long after startup, when someone
asks to mount an ext2 or ext4 filesystem. Therefore it should not BUG()
if kmem_cache_create() fails, but rather just fail the module load.
Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx>
---
fs/mbcache.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/mbcache.c b/fs/mbcache.c
index 31e54c2..c56ab21 100644
--- a/fs/mbcache.c
+++ b/fs/mbcache.c
@@ -420,7 +420,8 @@ static int __init mbcache_init(void)
mb_entry_cache = kmem_cache_create("mbcache",
sizeof(struct mb_cache_entry), 0,
SLAB_RECLAIM_ACCOUNT|SLAB_MEM_SPREAD, NULL);
- BUG_ON(!mb_entry_cache);
+ if (!mb_entry_cache)
+ return -ENOMEM;
return 0;
}
--
2.8.0.rc3.226.g39d4020
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