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NVMe: Fix bug in error handling

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When an I/O completed with an error, we would call bio_endio twice
(once with -EIO and once with 0).  Found by inspection.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
This commit is contained in:
Matthew Wilcox 2011-04-28 23:09:09 -07:00
parent 22605f9681
commit 09a58f5364
1 changed files with 2 additions and 2 deletions
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4
drivers/block/nvme.c
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@ -310,9 +310,9 @@ static void bio_completion(struct nvme_queue *nvmeq, void *ctx,
dma_unmap_sg(nvmeq->q_dmadev, nbio->sg, nbio->nents,
bio_data_dir(bio) ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
free_nbio(nvmeq, nbio);
if (status)
if (status) {
bio_endio(bio, -EIO);
if (bio->bi_vcnt > bio->bi_idx) {
} else if (bio->bi_vcnt > bio->bi_idx) {
bio_list_add(&nvmeq->sq_cong, bio);
wake_up_process(nvme_thread);
} else {