[Devel] [PATCH RHEL7 COMMIT] pfcache: fix misplaced endline in ext4_xattr_trusted_csum_list

[Kirill Tkhai]

This commit is reverted.

On 26.09.2016 16:33, Kirill Tkhai wrote:
> The commit is pushed to "branch-rh7-3.10.0-327.28.2.vz7.17.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git
> after rh7-3.10.0-327.28.2.vz7.17.10
> ------>
> commit a59e4367aa083bad891c0fa6fe1fce28a3c7a07d
> Author: Pavel Tikhomirov <ptikhomirov at virtuozzo.com>
> Date:   Mon Sep 26 13:32:53 2016 +0000
> 
>     pfcache: fix misplaced endline in ext4_xattr_trusted_csum_list
>     
>     It is the fix for commit 00ebb1860eff ("pfcache: hide
>     trusted.pfcache from listxattr")
>     
>     Else entries in list are not separated and getfattr fails:
>     
>     getfattr -d -m trusted /vz/root/110/testfile
>     vz/root/110/testfile: trusted.pfcache�trusted.test: No such attribute
>     
>     https://jira.sw.ru/browse/PSBM-52574
>     Signed-off-by: Pavel Tikhomirov <ptikhomirov at virtuozzo.com>
>     Acked-by: Kirill Tkhai <ktkhai at virtuozzo.com>
> ---
>  fs/ext4/pfcache.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/ext4/pfcache.c b/fs/ext4/pfcache.c
> index 52bd886..256d2a7 100644
> --- a/fs/ext4/pfcache.c
> +++ b/fs/ext4/pfcache.c
> @@ -776,7 +776,7 @@ ext4_xattr_trusted_csum_list(struct dentry *dentry, char *list, size_t list_size
>  
>  	if (list && len <= list_size) {
>  		memcpy(list, XATTR_TRUSTED_CSUM_PREFIX, XATTR_TRUSTED_CSUM_PREFIX_LEN);
> -		list[len] = '\0';
> +		list[XATTR_TRUSTED_CSUM_PREFIX_LEN] = '\0';
>  	}
>  	return len;
>  }
>