Commit 61102598 authored Mar 11, 2019 by Kangjie Lu Committed by Ulf Hansson Apr 15, 2019

mmc_spi: add a status check for spi_sync_locked



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>

parent 1f1929f3

drivers/mmc/host/mmc_spi.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -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,

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