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erofs: simplify erofs_xattr_generic_get()

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erofs_xattr_generic_get() won't be called from xattr handlers other than
user/trusted/security xattr handler, and thus there's no need of extra
checking.

Signed-off-by: Jingbo Xu <jefflexu@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230330082910.125374-4-jefflexu@linux.alibaba.com
Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Reviewed-by: Yue Hu <huyue2@coolpad.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
This commit is contained in:
Jingbo Xu 2023-03-30 16:29:05 +08:00 committed by Gao Xiang
parent 6020ffe76d
commit b05f30bcf7
1 changed files with 3 additions and 14 deletions
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17
fs/erofs/xattr.c
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@ -432,20 +432,9 @@ static int erofs_xattr_generic_get(const struct xattr_handler *handler,
struct dentry *unused, struct inode *inode,
const char *name, void *buffer, size_t size)
{
struct erofs_sb_info *const sbi = EROFS_I_SB(inode);
switch (handler->flags) {
case EROFS_XATTR_INDEX_USER:
if (!test_opt(&sbi->opt, XATTR_USER))
return -EOPNOTSUPP;
break;
case EROFS_XATTR_INDEX_TRUSTED:
break;
case EROFS_XATTR_INDEX_SECURITY:
break;
default:
return -EINVAL;
}
if (handler->flags == EROFS_XATTR_INDEX_USER &&
!test_opt(&EROFS_I_SB(inode)->opt, XATTR_USER))
return -EOPNOTSUPP;
return erofs_getxattr(inode, handler->flags, name, buffer, size);
}