git: aee028cb4e96 - stable/13 - if_genet: Plug memory leaks

From: Zhenlei Huang <zlei_at_FreeBSD.org>
Date: Thu, 31 Jul 2025 10:12:24 UTC
The branch stable/13 has been updated by zlei:

URL: https://cgit.FreeBSD.org/src/commit/?id=aee028cb4e96541150c528767c1aeb0ca3869d37

commit aee028cb4e96541150c528767c1aeb0ca3869d37
Author:     Zhenlei Huang <zlei@FreeBSD.org>
AuthorDate: 2025-07-19 17:07:54 +0000
Commit:     Zhenlei Huang <zlei@FreeBSD.org>
CommitDate: 2025-07-31 10:11:52 +0000

    if_genet: Plug memory leaks
    
    The rx_buf_tag should be checked when destroying rx dma mappings.
    
    PR:             288309
    Reviewed by:    zlei
    Submitted by:   Mike Belanger <mibelanger@qnx.com>
    MFC after:      3 days
    
    (cherry picked from commit f46e95ae3addc9f7b975c187f71125825a38ffb1)
    (cherry picked from commit 337c3e9859e7b5d971e84bf546a51c2cf9a9e44f)
---
 sys/arm64/broadcom/genet/if_genet.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/arm64/broadcom/genet/if_genet.c b/sys/arm64/broadcom/genet/if_genet.c
index 967583aad62c..68966fcfc956 100644
--- a/sys/arm64/broadcom/genet/if_genet.c
+++ b/sys/arm64/broadcom/genet/if_genet.c
@@ -657,7 +657,7 @@ gen_bus_dma_teardown(struct gen_softc *sc)
 			    error);
 	}
 
-	if (sc->tx_buf_tag != NULL) {
+	if (sc->rx_buf_tag != NULL) {
 		for (i = 0; i < RX_DESC_COUNT; i++) {
 			error = bus_dmamap_destroy(sc->rx_buf_tag,
 			    sc->rx_ring_ent[i].map);