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(parent: b0bc645) | patch
ipv6: Add sanity checks on ipv6_devconf.rpl_seg_enabled
authorYue Haibing <yuehaibing@huawei.com>
Mon, 1 Sep 2025 12:37:26 +0000 (20:37 +0800)
committerJakub Kicinski <kuba@kernel.org>
Wed, 3 Sep 2025 00:01:14 +0000 (17:01 -0700)
commit3d95261eeb74958cd496e1875684827dc5d028cc
treeef67d1a9f1ef4da78ac6e997ac3d34b4916ff3e7tree | snapshot
parentb0bc64512295f6a613fab42452bd7e2cf72c6b61commit | diff
ipv6: Add sanity checks on ipv6_devconf.rpl_seg_enabled

In ipv6_rpl_srh_rcv() we use min(net->ipv6.devconf_all->rpl_seg_enabled,
idev->cnf.rpl_seg_enabled) is intended to return 0 when either value is
zero, but if one of the values is negative it will in fact return non-zero.

Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
Link: https://patch.msgid.link/20250901123726.1972881-3-yuehaibing@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
net/ipv6/addrconf.c diff | blob | blame | history
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