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staging/lustre: use kmemdup rather than duplicating its implementation

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The patch was generated using fixed coccinelle semantic patch
scripts/coccinelle/api/memdup.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2014320

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andrzej Hajda 2015-08-07 09:59:25 +02:00 committed by Greg Kroah-Hartman
parent 7fb539eda2
commit 741a3b0745
1 changed files with 2 additions and 4 deletions
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6
drivers/staging/lustre/lustre/obdclass/acl.c
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@ -104,11 +104,10 @@ static int lustre_posix_acl_xattr_reduce_space(posix_acl_xattr_header **header,
if (unlikely(old_count <= new_count))
return old_size;
new = kzalloc(new_size, GFP_NOFS);
new = kmemdup(*header, new_size, GFP_NOFS);
if (unlikely(new == NULL))
return -ENOMEM;
memcpy(new, *header, new_size);
kfree(*header);
*header = new;
return new_size;
@ -125,11 +124,10 @@ static int lustre_ext_acl_xattr_reduce_space(ext_acl_xattr_header **header,
if (unlikely(old_count <= ext_count))
return 0;
new = kzalloc(ext_size, GFP_NOFS);
new = kmemdup(*header, ext_size, GFP_NOFS);
if (unlikely(new == NULL))
return -ENOMEM;
memcpy(new, *header, ext_size);
kfree(*header);
*header = new;
return 0;