[ Upstream commit 611025983b7976df0183390a63a2166411d177f1 ]
In case spi_sync_locked fails, the fix reports the error and returns the error code upstream.
Signed-off-by: Kangjie Lu kjlu@umn.edu Reviewed-by: Laurent Pinchart laurent.pinchart@ideasonboard.com Signed-off-by: Ulf Hansson ulf.hansson@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mmc/host/mmc_spi.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c index 67f6bd24a9d0c..ea254d00541f1 100644 --- a/drivers/mmc/host/mmc_spi.c +++ b/drivers/mmc/host/mmc_spi.c @@ -819,6 +819,10 @@ mmc_spi_readblock(struct mmc_spi_host *host, struct spi_transfer *t, }
status = spi_sync_locked(spi, &host->m); + if (status < 0) { + dev_dbg(&spi->dev, "read error %d\n", status); + return status; + }
if (host->dma_dev) { dma_sync_single_for_cpu(host->dma_dev,