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net: sched: Use struct_size() helper in kvmalloc()
authorGustavo A. R. Silva <gustavoars@kernel.org>
Wed, 29 Sep 2021 20:17:18 +0000 (15:17 -0500)
committerJakub Kicinski <kuba@kernel.org>
Fri, 1 Oct 2021 00:27:03 +0000 (17:27 -0700)
commit7927537c2a1dfe8279d7cd6b8e47ab58213d2395
treed2f1074bfe1592582b38b3757e741067eaf82b4ftree | snapshot
parent15c5ce6d6a85d5f237c7853f458ef039ed32e242commit | diff
net: sched: Use struct_size() helper in kvmalloc()

Make use of the struct_size() helper instead of an open-coded version,
in order to avoid any potential type mistakes or integer overflows
that, in the worst scenario, could lead to heap overflows.

Link: https://github.com/KSPP/linux/issues/160
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/20210929201718.GA342296@embeddedor
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
net/sched/sch_netem.c diff | blob | history
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