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(parent: d6dcda4) | patch
bpf: Check address length before reading address family
authorTetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Fri, 12 Apr 2019 10:55:47 +0000 (19:55 +0900)
committerDavid S. Miller <davem@davemloft.net>
Fri, 12 Apr 2019 17:25:03 +0000 (10:25 -0700)
commit1b3f01ce1f7e75727201b1360bbe4f029d1de34e
tree477971c04d8cc2ee30b7f8a1e94ecffd709232cdtree | snapshot
parentd6dcda4ce72de59beb4abbc9d88f6f1e1ed62197commit | diff
bpf: Check address length before reading address family

KMSAN will complain if valid address length passed to bpf_bind() is
shorter than sizeof("struct sockaddr"->sa_family) bytes.

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Acked-by: Andrey Ignatov <rdna@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/core/filter.c diff | blob | history
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