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Ensure that the buffer is in nvme_single_map() mapped to single segment.

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Not a functional change.

MFC after:	1 week
This commit is contained in:
Michal Meloun 2020-11-23 14:30:22 +00:00
parent cacb6b26c2
commit 9138770728
1 changed files with 1 additions and 0 deletions
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sys/dev/nvme/nvme_private.h
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@ -478,6 +478,7 @@ nvme_single_map(void *arg, bus_dma_segment_t *seg, int nseg, int error)
{
uint64_t *bus_addr = (uint64_t *)arg;
KASSERT(nseg == 1, ("number of segments (%d) is not 1", nseg));
if (error != 0)
printf("nvme_single_map err %d\n", error);
*bus_addr = seg[0].ds_addr;