nvme-auth: use kvfree() for memory allocated with kvcalloc()

Memory allocated by kvcalloc() may come from vmalloc or kmalloc,
so use kvfree() instead of kfree() for proper deallocation.

Fixes: aa36d71 ("nvme-auth: convert dhchap_auth_list to an array")
Signed-off-by: Israel Rukshin <[email protected]>
Reviewed-by: Max Gurtovoy <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Keith Busch <[email protected]>

Author: israelru

drivers/nvme/host/auth.c

@@ -1122,7 +1122,7 @@ void nvme_auth_free(struct nvme_ctrl *ctrl)
 	if (ctrl->dhchap_ctxs) {
 		for (i = 0; i < ctrl_max_dhchaps(ctrl); i++)
 			nvme_auth_free_dhchap(&ctrl->dhchap_ctxs[i]);
-		kfree(ctrl->dhchap_ctxs);
+		kvfree(ctrl->dhchap_ctxs);
 	}
 	if (ctrl->host_key) {
 		nvme_auth_free_key(ctrl->host_key);