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[for-next] io_uring/rsrc: don't assign bvec twice in io_import_fixed()

Message ID 9517167e-8338-43ba-a40a-7b487c12ac45@kernel.dk (mailing list archive)
State New
Headers show
Series [for-next] io_uring/rsrc: don't assign bvec twice in io_import_fixed() | expand

Commit Message

Jens Axboe Oct. 18, 2024, 6:40 p.m. UTC 
iter->bvec is already set to imu->bvec - remove the one dead assignment
and turn the other one into an addition instead.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

---
diff mbox series

Patch

diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c
index 6f3b6de230bd..ca2ec8a018be 100644
--- a/io_uring/rsrc.c
+++ b/io_uring/rsrc.c
@@ -1127,7 +1127,6 @@  int io_import_fixed(int ddir, struct iov_iter *iter,
 		const struct bio_vec *bvec = imu->bvec;
 
 		if (offset < bvec->bv_len) {
-			iter->bvec = bvec;
 			iter->count -= offset;
 			iter->iov_offset = offset;
 		} else {
@@ -1137,7 +1136,7 @@  int io_import_fixed(int ddir, struct iov_iter *iter,
 			offset -= bvec->bv_len;
 			seg_skip = 1 + (offset >> imu->folio_shift);
 
-			iter->bvec = bvec + seg_skip;
+			iter->bvec += seg_skip;
 			iter->nr_segs -= seg_skip;
 			iter->count -= bvec->bv_len + offset;
 			iter->iov_offset = offset & ((1UL << imu->folio_shift) - 1);