Alexey Khoroshilov 6ac3b77a6f irda: vlsi_ir: fix check for DMA mapping errors ...

vlsi_alloc_ring() checks for DMA mapping errors by comparing
returned address with zero, while pci_dma_mapping_error() should be used.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>

2017-03-25 20:14:40 -07:00

50 KiB

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