In case spi_sync_locked fails, the fix reports the error and
returns the error code upstream.
Signed-off-by: Kangjie Lu <kjlu@xxxxxxx>
---
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 1b1498805972..a3533935e282 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,
--
2.17.1
