io_uring/zcrx: don't clear not allocated niovs

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Now that area->is_mapped is set earlier before niovs array is allocated,
io_zcrx_free_area -> io_zcrx_unmap_area in an error path can try to
clear dma addresses for unallocated niovs, fix it.

Fixes: 8c0cab0b7bf7 ("io_uring/zcrx: always dma map in advance")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://patch.msgid.link/cbcb7749b5a001ecd4d1c303515ce9403215640c.1774780198.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2026-03-31 22:07:41 +01:00 • committed by Jens Axboe

parent 8ae2837d5a

commit 52dcd1776b

1 changed files with 4 additions and 2 deletions

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io_uring/zcrx.c

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