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Subject[PATCH] ext4: Remove unnecessary NULL checks in ext4.
Date
NULL check is done in kmem_cache_destroy. So remove NULL checks in ext4.

Signed-off-by: Sean Fu <fxinrong@gmail.com>
---
fs/ext4/extents_status.c | 3 +--
fs/ext4/mballoc.c | 3 +--
2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
index 763ef18..c4e6fb1 100644
--- a/fs/ext4/extents_status.c
+++ b/fs/ext4/extents_status.c
@@ -162,8 +162,7 @@ int __init ext4_init_es(void)

void ext4_exit_es(void)
{
- if (ext4_es_cachep)
- kmem_cache_destroy(ext4_es_cachep);
+ kmem_cache_destroy(ext4_es_cachep);
}

void ext4_es_init_tree(struct ext4_es_tree *tree)
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index d9f8b90a..4fd1349 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -2549,8 +2549,7 @@ static void ext4_groupinfo_destroy_slabs(void)
int i;

for (i = 0; i < NR_GRPINFO_CACHES; i++) {
- if (ext4_groupinfo_caches[i])
- kmem_cache_destroy(ext4_groupinfo_caches[i]);
+ kmem_cache_destroy(ext4_groupinfo_caches[i]);
ext4_groupinfo_caches[i] = NULL;
}
}
--
2.6.2
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