git: 57fa543941b8 - stable/13 - netmap: Correct a comment

The branch stable/13 has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=57fa543941b82410736df2ad4a0331981ac74c67

commit 57fa543941b82410736df2ad4a0331981ac74c67
Author:     Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2023-01-23 19:42:19 +0000
Commit:     Mark Johnston <markj@FreeBSD.org>
CommitDate: 2023-02-01 17:22:31 +0000

    netmap: Correct a comment
    
    Reviewed by:    vmaffione
    MFC after:      1 week
    Sponsored by:   Zenarmor
    Sponsored by:   OPNsense
    Sponsored by:   Klara, Inc.
    Differential Revision:  https://reviews.freebsd.org/D38063
    
    (cherry picked from commit 854b2f302dcc73dfef2e4458d382f8149ce9167c)
---
 sys/dev/netmap/netmap_kern.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/netmap/netmap_kern.h b/sys/dev/netmap/netmap_kern.h
index bf24dfa0f18d..195b5de7a502 100644
--- a/sys/dev/netmap/netmap_kern.h
+++ b/sys/dev/netmap/netmap_kern.h
@@ -2053,7 +2053,7 @@ struct nm_os_gen_arg {
 	void *head, *tail; /* tailq, if the OS-specific routine needs to build one */
 	void *addr;	/* payload of current packet */
 	u_int len;	/* packet length */
-	u_int ring_nr;	/* packet length */
+	u_int ring_nr;	/* transmit ring index */
 	u_int qevent;   /* in txqdisc mode, place an event on this mbuf */
 };