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ceph: Use kcalloc for allocating multiple elements

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[ Upstream commit aa1d627207 ]

Prefer using kcalloc(a, b) over kzalloc(a * b) as this improves
semantics since kcalloc is intended for allocating an array of memory.

Signed-off-by: Kenneth Lee <klee33@uw.edu>
Reviewed-by: Xiubo Li <xiubli@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Stable-dep-of: 5bd76b8de5 ("ceph: fix NULL pointer dereference for req->r_session")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Kenneth Lee 2022-08-18 22:42:55 -07:00 • committed by Greg Kroah-Hartman
commit 00c004c070
1 changed files with 1 additions and 1 deletions
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2
fs/ceph/caps.c
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@ -2335,7 +2335,7 @@ retry:
struct ceph_mds_request *req; struct ceph_mds_request *req;
int i; int i;
sessions = kzalloc(max_sessions * sizeof(s), GFP_KERNEL); sessions = kcalloc(max_sessions, sizeof(s), GFP_KERNEL);
if (!sessions) { if (!sessions) {
err = -ENOMEM; err = -ENOMEM;
goto out; goto out;