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(parent: d8644a5) | patch
netlink: do not memcpy 0 bytes from a NULL pointer
authorEd Maste <emaste@FreeBSD.org>
Mon, 6 Mar 2023 16:30:26 +0000 (11:30 -0500)
committerEd Maste <emaste@FreeBSD.org>
Mon, 6 Mar 2023 18:10:29 +0000 (13:10 -0500)
commit305aaa93e0c805294c8bcbb5fe8b9f7caa28b349
tree85aeefdd720b1088bb92074cf2c012f4aaeec1a6tree | snapshot
parentd8644a5d2458588dd7d8e44bd23c6cacaead19b7commit | diff
netlink: do not memcpy 0 bytes from a NULL pointer

Although it works in practice it is UB, and might break after a future
compiler update.

This was rewritten in main and the memcpy call no longer exists, so this
is a direct commit to stable/13 before 055776c84a41 is MFC'd.

Discussed with: melifaro
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D38927
sys/netlink/route/iface.c diff | blob | history
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