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ceph: use struct_size() helper in __ceph_pool_perm_get()

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Use struct_size() to calculate the number of bytes to be allocated.

Signed-off-by: Thorsten Blum <thorsten.blum@toblux.com>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Thorsten Blum 2024-09-12 17:39:24 +02:00 committed by Ilya Dryomov
parent 9852d85ec9
commit 7264745d55
1 changed files with 1 additions and 1 deletions
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2
fs/ceph/addr.c
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@ -2145,7 +2145,7 @@ static int __ceph_pool_perm_get(struct ceph_inode_info *ci,
}
pool_ns_len = pool_ns ? pool_ns->len : 0;
perm = kmalloc(sizeof(*perm) + pool_ns_len + 1, GFP_NOFS);
perm = kmalloc(struct_size(perm, pool_ns, pool_ns_len + 1), GFP_NOFS);
if (!perm) {
err = -ENOMEM;
goto out_unlock;