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(parent: d69591c) | patch
nbd: null check for nla_nest_start
authorNavid Emamdoost <navid.emamdoost@gmail.com>
Sun, 18 Feb 2024 04:25:38 +0000 (20:25 -0800)
committerJens Axboe <axboe@kernel.dk>
Sun, 18 Feb 2024 13:01:18 +0000 (06:01 -0700)
commit31edf4bbe0ba27fd03ac7d87eb2ee3d2a231af6d
treed15a2d90e3c1ea692ae7b9c846b8d5dd4c8b8963tree | snapshot
parentd69591caec243811449d4e6571fbf460f06fb8f6commit | diff
nbd: null check for nla_nest_start

nla_nest_start() may fail and return NULL. Insert a check and set errno
based on other call sites within the same source code.

Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Reviewed-by: Michal Kubecek <mkubecek@suse.cz>
Fixes: 47d902b90a32 ("nbd: add a status netlink command")
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20240218042534.it.206-kees@kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
drivers/block/nbd.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)