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| author |   Ritesh Harjani <riteshh@linux.ibm.com> | 2020-05-10 11:54:46 +0530 |
|---|---|---|
| committer |   Theodore Ts'o <tytso@mit.edu> | 2020-06-03 23:16:51 -0400 |
| commit | f283529abac45d8c2b4d4b69d356cca9e6a2de43 (patch) | |
| tree | b358501870863b4d10776aad672117015e683de5 /fs/ext4 | |
| parent | ext4: mballoc: fix few other format specifier in mb_debug() (diff) | |
| download | wireguard-linux-f283529abac45d8c2b4d4b69d356cca9e6a2de43.tar.xz wireguard-linux-f283529abac45d8c2b4d4b69d356cca9e6a2de43.zip | |
ext4: mballoc: simplify error handling in ext4_init_mballoc()
This patch simplifies error handling logic in ext4_init_mballoc(),
by adding all the cleanups at one place at the end of that function.
There should be no functionality change in this patch.
Signed-off-by: Ritesh Harjani <riteshh@linux.ibm.com>
Link: https://lore.kernel.org/r/8621a7bc68f7107a9ac4292afeb784515333bd25.1589086800.git.riteshh@linux.ibm.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/mballoc.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 4ada63cf425f..aaf43c6c08e1 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -2913,23 +2913,26 @@ int __init ext4_init_mballoc(void) ext4_pspace_cachep = KMEM_CACHE(ext4_prealloc_space, SLAB_RECLAIM_ACCOUNT); if (ext4_pspace_cachep == NULL) - return -ENOMEM; + goto out; ext4_ac_cachep = KMEM_CACHE(ext4_allocation_context, SLAB_RECLAIM_ACCOUNT); - if (ext4_ac_cachep == NULL) { - kmem_cache_destroy(ext4_pspace_cachep); - return -ENOMEM; - } + if (ext4_ac_cachep == NULL) + goto out_pa_free; ext4_free_data_cachep = KMEM_CACHE(ext4_free_data, SLAB_RECLAIM_ACCOUNT); - if (ext4_free_data_cachep == NULL) { - kmem_cache_destroy(ext4_pspace_cachep); - kmem_cache_destroy(ext4_ac_cachep); - return -ENOMEM; - } + if (ext4_free_data_cachep == NULL) + goto out_ac_free; + return 0; + +out_ac_free: + kmem_cache_destroy(ext4_ac_cachep); +out_pa_free: + kmem_cache_destroy(ext4_pspace_cachep); +out: + return -ENOMEM; } void ext4_exit_mballoc(void) |