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ovl: Switch to generic_getxattr

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Now that overlayfs has xattr handlers for iop->{set,remove}xattr, use
those same handlers for iop->getxattr as well.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
This commit is contained in:
Andreas Gruenbacher
2016-08-22 17:52:55 +02:00
committed by Miklos Szeredi
parent ce31513a91
commit 0eb45fc3bb
4 changed files with 33 additions and 10 deletions
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11
fs/overlayfs/inode.c
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@@ -238,16 +238,13 @@ out:
return err;
}
ssize_t ovl_getxattr(struct dentry *dentry, struct inode *inode,
const char *name, void *value, size_t size)
int ovl_xattr_get(struct dentry *dentry, const char *name,
void *value, size_t size)
{
struct dentry *realdentry = ovl_dentry_real(dentry);
ssize_t res;
const struct cred *old_cred;
if (ovl_is_private_xattr(name))
return -ENODATA;
old_cred = ovl_override_creds(dentry->d_sb);
res = vfs_getxattr(realdentry, name, value, size);
revert_creds(old_cred);
@@ -368,7 +365,7 @@ static const struct inode_operations ovl_file_inode_operations = {
.permission = ovl_permission,
.getattr = ovl_getattr,
.setxattr = generic_setxattr,
.getxattr = ovl_getxattr,
.getxattr = generic_getxattr,
.listxattr = ovl_listxattr,
.removexattr = generic_removexattr,
.get_acl = ovl_get_acl,
@@ -381,7 +378,7 @@ static const struct inode_operations ovl_symlink_inode_operations = {
.readlink = ovl_readlink,
.getattr = ovl_getattr,
.setxattr = generic_setxattr,
.getxattr = ovl_getxattr,
.getxattr = generic_getxattr,
.listxattr = ovl_listxattr,
.removexattr = generic_removexattr,
.update_time = ovl_update_time,