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btrfs: remove redundant NULL check before kvfree

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Fix below warnings reported by coccicheck:
./fs/btrfs/raid56.c:237:2-8: WARNING: NULL check before some freeing
functions is not needed.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Yang Li <abaci-bugfix@linux.alibaba.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Yang Li 2021-01-21 16:19:47 +08:00 committed by David Sterba
parent 7e2a870a59
commit fe3b7bb085
1 changed files with 1 additions and 2 deletions
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3
fs/btrfs/raid56.c
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@ -233,8 +233,7 @@ int btrfs_alloc_stripe_hash_table(struct btrfs_fs_info *info)
}
x = cmpxchg(&info->stripe_hash_table, NULL, table);
if (x)
kvfree(x);
kvfree(x);
return 0;
}