git: 843c1b516019 - stable/14 - cxgb(4): Register ifmedia callbacks before ether_ifattach.

The branch stable/14 has been updated by np:

URL: https://cgit.FreeBSD.org/src/commit/?id=843c1b516019efec22295234bdda26b838b1e6b7

commit 843c1b516019efec22295234bdda26b838b1e6b7
Author:     ScottD <biscuits.carry.0j@icloud.com>
AuthorDate: 2024-10-28 20:48:16 +0000
Commit:     Navdeep Parhar <np@FreeBSD.org>
CommitDate: 2024-10-31 01:09:06 +0000

    cxgb(4): Register ifmedia callbacks before ether_ifattach.
    
    This prevents a panic that occurs if netlink tries to invoke the
    driver's media callbacks during ifattach.
    
    PR:             282374
    Reported by:    ScottD <biscuits.carry.0j@icloud.com>
    
    (cherry picked from commit f2daf89954a45c7eed22990dd4cf2cf879763dc0)
---
 sys/dev/cxgb/cxgb_main.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/sys/dev/cxgb/cxgb_main.c b/sys/dev/cxgb/cxgb_main.c
index 4d754aa8b1b7..c159849076c5 100644
--- a/sys/dev/cxgb/cxgb_main.c
+++ b/sys/dev/cxgb/cxgb_main.c
@@ -1041,6 +1041,11 @@ cxgb_port_attach(device_t dev)
 		if_sethwassistbits(ifp, 0, CSUM_TSO);
 	}
 
+	/* Create a list of media supported by this port */
+	ifmedia_init(&p->media, IFM_IMASK, cxgb_media_change,
+	    cxgb_media_status);
+	cxgb_build_medialist(p);
+
 	ether_ifattach(ifp, p->hw_addr);
 
 	/* Attach driver debugnet methods. */
@@ -1055,11 +1060,6 @@ cxgb_port_attach(device_t dev)
 		return (err);
 	}
 
-	/* Create a list of media supported by this port */
-	ifmedia_init(&p->media, IFM_IMASK, cxgb_media_change,
-	    cxgb_media_status);
-	cxgb_build_medialist(p);
-      
 	t3_sge_init_port(p);
 
 	return (err);