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(parent: 6bbd341) | patch
io_uring/zcrx: fix leaking pages on sg init fail
authorPavel Begunkov <asml.silence@gmail.com>
Mon, 21 Jul 2025 09:56:22 +0000 (10:56 +0100)
committerJens Axboe <axboe@kernel.dk>
Mon, 21 Jul 2025 12:47:45 +0000 (06:47 -0600)
commitd9f595b9a65e9c9eb03e21f3db98fde158d128db
tree85172b0bc0034db189ac5d66a1c7c2cbdc3a8445tree
parent6bbd3411ff87df1ca38ff32d36eb5dc673ca8021commit | diff
io_uring/zcrx: fix leaking pages on sg init fail

If sg_alloc_table_from_pages() fails, io_import_umem() returns without
cleaning up pinned pages first. Fix it.

Fixes: b84621d96ee02 ("io_uring/zcrx: allocate sgtable for umem areas")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/9fd94d1bc8c316611eccfec7579799182ff3fb0a.1753091564.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
io_uring/zcrx.c diff | blob | blame | history
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