diff options
| author | Ed Maste <emaste@FreeBSD.org> | 2021-03-22 18:34:31 +0000 |
|---|---|---|
| committer | Ed Maste <emaste@FreeBSD.org> | 2021-03-22 18:34:44 +0000 |
| commit | 453d8a7ee2fc862f3a5e98185d57c8ad05cbc047 (patch) | |
| tree | 74c15416e8459d94bfae262be103bf0f8aec67c3 | |
| parent | 15211f19509282d9c9a418d4e5b6ac75d9d1fc85 (diff) | |
| download | src-453d8a7ee2fc862f3a5e98185d57c8ad05cbc047.tar.gz src-453d8a7ee2fc862f3a5e98185d57c8ad05cbc047.zip | |
rsu: add KASSERT to document maximum mbuf size in rsu_tx_start
PR: 254479
Reviewed by: markj
Sponsored by: The FreeBSD Foundation
| -rw-r--r-- | sys/dev/usb/wlan/if_rsu.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/dev/usb/wlan/if_rsu.c b/sys/dev/usb/wlan/if_rsu.c index f2dc6657026e..4dd1c624b9d0 100644 --- a/sys/dev/usb/wlan/if_rsu.c +++ b/sys/dev/usb/wlan/if_rsu.c @@ -2897,6 +2897,7 @@ rsu_tx_start(struct rsu_softc *sc, struct ieee80211_node *ni, } xferlen = sizeof(*txd) + m0->m_pkthdr.len; + KASSERT(xferlen <= RSU_TXBUFSZ, ("%s: invalid length", __func__)); m_copydata(m0, 0, m0->m_pkthdr.len, (caddr_t)&txd[1]); data->buflen = xferlen; |