Commit 9a6bed4f authored by Jeff Layton's avatar Jeff Layton Committed by Ilya Dryomov

ceph: ensure we have a new cap before continuing in fill_inode

If the caller passes in a NULL cap_reservation, and we can't allocate
one then ensure that we fail gracefully.
Signed-off-by: default avatarJeff Layton <jlayton@kernel.org>
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
parent 57c21994
......@@ -753,8 +753,11 @@ static int fill_inode(struct inode *inode, struct page *locked_page,
info_caps = le32_to_cpu(info->cap.caps);
/* prealloc new cap struct */
if (info_caps && ceph_snap(inode) == CEPH_NOSNAP)
if (info_caps && ceph_snap(inode) == CEPH_NOSNAP) {
new_cap = ceph_get_cap(mdsc, caps_reservation);
if (!new_cap)
return -ENOMEM;
}
/*
* prealloc xattr data, if it looks like we'll need it. only
......
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