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x86 bounce_bus_dma_tag_destroy: Silence set but unused warning.

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This commit is contained in:
John Baldwin 2022-04-06 16:45:27 -07:00
parent 1f4442f71f
commit 89abc0fbbd
1 changed files with 3 additions and 2 deletions
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5
sys/x86/x86/busdma_bounce.c
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@ -230,12 +230,13 @@ bounce_bus_dma_tag_set_domain(bus_dma_tag_t dmat)
static int
bounce_bus_dma_tag_destroy(bus_dma_tag_t dmat)
{
bus_dma_tag_t dmat_copy __diagused;
#ifdef KTR
bus_dma_tag_t dmat_copy = dmat;
#endif
bus_dma_tag_t parent;
int error;
error = 0;
dmat_copy = dmat;
if (dmat != NULL) {
if (dmat->map_count != 0) {