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authoryar <yar@FreeBSD.org>2004-05-23 21:05:08 +0000
committeryar <yar@FreeBSD.org>2004-05-23 21:05:08 +0000
commit170d03a0c9fddf1f1a42da03139f4e14bf1449e4 (patch)
tree375592891cd6bfe9116c605a163f03aadcba537f /sys/dev/nge
parent747b4b5ae0b8a831f8be8364825620f94dcb9ad1 (diff)
downloadFreeBSD-src-170d03a0c9fddf1f1a42da03139f4e14bf1449e4.zip
FreeBSD-src-170d03a0c9fddf1f1a42da03139f4e14bf1449e4.tar.gz
A handler for ioctl(SIOCSIFCAP) should not alter a bit in
if_capenable unless the interface driver is actually able to toggle the respective capability on and off. Reviewed by: ru
Diffstat (limited to 'sys/dev/nge')
-rw-r--r--sys/dev/nge/if_nge.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/dev/nge/if_nge.c b/sys/dev/nge/if_nge.c
index 82b654d..0aa8b85 100644
--- a/sys/dev/nge/if_nge.c
+++ b/sys/dev/nge/if_nge.c
@@ -2167,7 +2167,8 @@ nge_ioctl(ifp, command, data)
}
break;
case SIOCSIFCAP:
- ifp->if_capenable = ifr->ifr_reqcap;
+ ifp->if_capenable &= ~IFCAP_POLLING;
+ ifp->if_capenable |= ifr->ifr_reqcap & IFCAP_POLLING;
break;
default:
error = ether_ioctl(ifp, command, data);
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