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bcachefs: fs-ioctl: Fix copy_to_user() error code 

The copy_to_user() function returns the number of bytes that it wasn't
able to copy but we want to return -EFAULT to the user.

Fixes: e0750d947352 ("bcachefs: Initial commit")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Dan Carpenter 2023-09-15 15:55:23 +03:00 committed by Kent Overstreet
parent b6c22147e0
commit 1f12900ab5
1 changed files with 4 additions and 1 deletions
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5
fs/bcachefs/fs-ioctl.c
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@ -122,7 +122,10 @@ static int bch2_ioc_fsgetxattr(struct bch_inode_info *inode,
fa.fsx_projid = inode->ei_qid.q[QTYP_PRJ];
return copy_to_user(arg, &fa, sizeof(fa));
if (copy_to_user(arg, &fa, sizeof(fa)))
return -EFAULT;
return 0;
}
static int fssetxattr_inode_update_fn(struct btree_trans *trans,