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authorJakub Kicinski <kuba@kernel.org>2021-09-30 23:49:21 +0200
committerJakub Kicinski <kuba@kernel.org>2021-09-30 23:49:21 +0200
commitdd9a887b35b01d7027f974f5e7936f1410ab51ca (patch)
tree4a827b3e88fd896de1408c26ebebc2535b14750a /net/sched/sch_api.c
parentMerge branch 'snmp-optimizations' (diff)
parentMerge tag 'net-5.15-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/net... (diff)
downloadlinux-dd9a887b35b01d7027f974f5e7936f1410ab51ca.tar.xz
linux-dd9a887b35b01d7027f974f5e7936f1410ab51ca.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/net/phy/bcm7xxx.c d88fd1b546ff ("net: phy: bcm7xxx: Fixed indirect MMD operations") f68d08c437f9 ("net: phy: bcm7xxx: Add EPHY entry for 72165") net/sched/sch_api.c b193e15ac69d ("net: prevent user from passing illegal stab size") 69508d43334e ("net_sched: Use struct_size() and flex_array_size() helpers") Both cases trivial - adjacent code additions. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/sched/sch_api.c')
-rw-r--r--net/sched/sch_api.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index e1a40d3b1ed0..91820f67275c 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -514,6 +514,12 @@ static struct qdisc_size_table *qdisc_get_stab(struct nlattr *opt,
return stab;
}
+ if (s->size_log > STAB_SIZE_LOG_MAX ||
+ s->cell_log > STAB_SIZE_LOG_MAX) {
+ NL_SET_ERR_MSG(extack, "Invalid logarithmic size of size table");
+ return ERR_PTR(-EINVAL);
+ }
+
stab = kmalloc(struct_size(stab, data, tsize), GFP_KERNEL);
if (!stab)
return ERR_PTR(-ENOMEM);