ioat: fail self-test if wait_for_completion times out
wait_for_completion_timeout reaching timeout was being ignored,
fail the self-test if timeout condition occurs.
v2: fixup of coding style issues.
Signed-off-by: Nicholas Mc Guire <der.herr@hofr.at>
Acked-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Prarit Bhargava <prarit@redhat.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
index 61510ab..77a6dcf 100644
--- a/drivers/dma/ioat/dma_v3.c
+++ b/drivers/dma/ioat/dma_v3.c
@@ -1316,7 +1316,8 @@
tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
- if (dma->device_tx_status(dma_chan, cookie, NULL) != DMA_COMPLETE) {
+ if (tmo == 0 ||
+ dma->device_tx_status(dma_chan, cookie, NULL) != DMA_COMPLETE) {
dev_err(dev, "Self-test xor timed out\n");
err = -ENODEV;
goto dma_unmap;
@@ -1382,7 +1383,8 @@
tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
- if (dma->device_tx_status(dma_chan, cookie, NULL) != DMA_COMPLETE) {
+ if (tmo == 0 ||
+ dma->device_tx_status(dma_chan, cookie, NULL) != DMA_COMPLETE) {
dev_err(dev, "Self-test validate timed out\n");
err = -ENODEV;
goto dma_unmap;
@@ -1434,7 +1436,8 @@
tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
- if (dma->device_tx_status(dma_chan, cookie, NULL) != DMA_COMPLETE) {
+ if (tmo == 0 ||
+ dma->device_tx_status(dma_chan, cookie, NULL) != DMA_COMPLETE) {
dev_err(dev, "Self-test 2nd validate timed out\n");
err = -ENODEV;
goto dma_unmap;