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(parent: 47994e1) | patch
Fix linux-user crashes in ioctl(SIOCGIFCONF) when ifc_buf is NULL.
authorKan Li <[email protected]>
Wed, 24 Oct 2018 20:13:03 +0000 (20:13 +0000)
committerLaurent Vivier <[email protected]>
Thu, 7 Feb 2019 13:04:03 +0000 (14:04 +0100)
commit22e4a267a6627e5b5b1b13bfc1b92445775704be
treea882fd91fe6dfb9ff61100348afbc70a3237b064tree | snapshot
parent47994e16b1d66411953623e7c0bf0cdcd50bd507commit | diff
Fix linux-user crashes in ioctl(SIOCGIFCONF) when ifc_buf is NULL.

Summary:
This is to fix bug https://bugs.launchpad.net/qemu/+bug/1796754.
It is valid for ifc_buf to be NULL according to
http://man7.org/linux/man-pages/man7/netdevice.7.html.

Signed-off-by: Kan Li <[email protected]>
Reviewed-by: Laurent Vivier <[email protected]>
Message-Id: <20181024201303[email protected]>
[lv: fix errors reported by checkpatch.pl]
Signed-off-by: Laurent Vivier <[email protected]>
linux-user/syscall.c diff | blob | blame | history
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