From 14446f9abd609791064d222ccf3c7b3af1772358 Mon Sep 17 00:00:00 2001 From: Zhang Xiaoxu Date: Tue, 26 Jul 2022 10:56:32 +0800 Subject: [PATCH] nvmet-auth: use kmemdup instead of kmalloc + memcpy For code neat purpose, we can use kmemdup to replace kmalloc + memcpy. Signed-off-by: Zhang Xiaoxu Signed-off-by: Christoph Hellwig --- drivers/nvme/target/fabrics-cmd-auth.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/nvme/target/fabrics-cmd-auth.c b/drivers/nvme/target/fabrics-cmd-auth.c index c851814d6cb0..ebdf9aa81041 100644 --- a/drivers/nvme/target/fabrics-cmd-auth.c +++ b/drivers/nvme/target/fabrics-cmd-auth.c @@ -160,10 +160,10 @@ static u16 nvmet_auth_reply(struct nvmet_req *req, void *d) pr_debug("%s: ctrl %d qid %d host authenticated\n", __func__, ctrl->cntlid, req->sq->qid); if (data->cvalid) { - req->sq->dhchap_c2 = kmalloc(data->hl, GFP_KERNEL); + req->sq->dhchap_c2 = kmemdup(data->rval + data->hl, data->hl, + GFP_KERNEL); if (!req->sq->dhchap_c2) return NVME_AUTH_DHCHAP_FAILURE_FAILED; - memcpy(req->sq->dhchap_c2, data->rval + data->hl, data->hl); pr_debug("%s: ctrl %d qid %d challenge %*ph\n", __func__, ctrl->cntlid, req->sq->qid, data->hl, -- GitLab