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nvmet-tcp: pass iov_len instead of sg->length to bvec_set_page()

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iov_len is the valid data length, so pass iov_len instead of sg->length to
bvec_set_page().

Fixes: 5bfaba275a ("nvmet-tcp: don't map pages which can't come from HIGHMEM")
Signed-off-by: Rakshana Sridhar <rakshanas@chelsio.com>
Signed-off-by: Varun Prakash <varun@chelsio.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
This commit is contained in:
Varun Prakash 2023-08-09 15:56:45 +05:30 • committed by Keith Busch
commit 1f0bbf2894
1 changed files with 1 additions and 1 deletions
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2
drivers/nvme/target/tcp.c
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@ -348,7 +348,7 @@ static void nvmet_tcp_build_pdu_iovec(struct nvmet_tcp_cmd *cmd)
while (length) { while (length) {
u32 iov_len = min_t(u32, length, sg->length - sg_offset); u32 iov_len = min_t(u32, length, sg->length - sg_offset);
bvec_set_page(iov, sg_page(sg), sg->length, bvec_set_page(iov, sg_page(sg), iov_len,
sg->offset + sg_offset); sg->offset + sg_offset);
length -= iov_len; length -= iov_len;