git: 3562c80f4144 - stable/15 - nvme: Use size_t for payload size

From: Dag-Erling Smørgrav <des_at_FreeBSD.org>
Date: Wed, 18 Feb 2026 00:25:53 UTC
The branch stable/15 has been updated by des:

URL: https://cgit.FreeBSD.org/src/commit/?id=3562c80f41446550829728edf7b6ee695563dc66

commit 3562c80f41446550829728edf7b6ee695563dc66
Author:     Dag-Erling Smørgrav <des@FreeBSD.org>
AuthorDate: 2026-02-13 18:37:07 +0000
Commit:     Dag-Erling Smørgrav <des@FreeBSD.org>
CommitDate: 2026-02-18 00:15:34 +0000

    nvme: Use size_t for payload size
    
    Using uint32_t here can cause spurious compiler warnings.  I assume it
    was done to constrain the range; use a KASSERT instead.
    
    Sponsored by:   Klara, Inc.
    Sponsored by:   NetApp, Inc.
    Reviewed by:    imp
    Differential Revision:  https://reviews.freebsd.org/D55279
    
    (cherry picked from commit be7e4dc878eab090cd411c9ef28880e4f62116f5)
---
 sys/dev/nvme/nvme_private.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sys/dev/nvme/nvme_private.h b/sys/dev/nvme/nvme_private.h
index dd45e1acd0aa..8b5737dfb72b 100644
--- a/sys/dev/nvme/nvme_private.h
+++ b/sys/dev/nvme/nvme_private.h
@@ -504,11 +504,13 @@ _nvme_allocate_request(const int how, nvme_cb_fn_t cb_fn, void *cb_arg)
 }
 
 static __inline struct nvme_request *
-nvme_allocate_request_vaddr(void *payload, uint32_t payload_size,
+nvme_allocate_request_vaddr(void *payload, size_t payload_size,
     const int how, nvme_cb_fn_t cb_fn, void *cb_arg)
 {
 	struct nvme_request *req;
 
+	KASSERT(payload_size <= UINT32_MAX,
+	    ("payload size %zu exceeds maximum", payload_size));
 	req = _nvme_allocate_request(how, cb_fn, cb_arg);
 	if (req != NULL) {
 		req->payload = memdesc_vaddr(payload, payload_size);