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authorPavel Begunkov <asml.silence@gmail.com>2021-03-19 10:21:19 +0000
committerJens Axboe <axboe@kernel.dk>2021-03-22 07:41:03 -0600
commitd81269fecb8ce16eb07efafc9ff5520b2a31c486 (patch)
tree7ad32ba346e62c544201ee8d4059e5c3a8af6d5d /ipc
parentb65c128f963df367a8adcfb08f5ecf8721052723 (diff)
io_uring: fix provide_buffers sign extension
io_provide_buffers_prep()'s "p->len * p->nbufs" to sign extension problems. Not a huge problem as it's only used for access_ok() and increases the checked length, but better to keep typing right. Reported-by: Colin Ian King <colin.king@canonical.com> Fixes: efe68c1ca8f49 ("io_uring: validate the full range of provided buffers for access") Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Reviewed-by: Colin Ian King <colin.king@canonical.com> Link: https://lore.kernel.org/r/562376a39509e260d8532186a06226e56eb1f594.1616149233.git.asml.silence@gmail.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'ipc')
0 files changed, 0 insertions, 0 deletions