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zswap: ignore debugfs_create_dir() return value 

When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Cc: Seth Jennings <sjenning@redhat.com>
Cc: linux-mm@kvack.org
Acked-by: Dan Streetman <ddstreet@ieee.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2019-01-22 16:21:08 +01:00
parent f2c7c76c5d
commit de2fadf566
1 changed files with 0 additions and 2 deletions
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mm/zswap.c
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@ -1253,8 +1253,6 @@ static int __init zswap_debugfs_init(void)
return -ENODEV; return -ENODEV;
zswap_debugfs_root = debugfs_create_dir("zswap", NULL); zswap_debugfs_root = debugfs_create_dir("zswap", NULL);
if (!zswap_debugfs_root)
return -ENOMEM;
debugfs_create_u64("pool_limit_hit", 0444, debugfs_create_u64("pool_limit_hit", 0444,
zswap_debugfs_root, &zswap_pool_limit_hit); zswap_debugfs_root, &zswap_pool_limit_hit);