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authorSimon Glass <[email protected]>2017-05-27 11:37:18 -0600
committerJaehoon Chung <[email protected]>2017-06-09 20:25:16 +0900
commit01b73fe63078e5bb1d375dc7d66e6f67893d3305 (patch)
treed9ca715b1a51b3262d9d08b139fa75e09c7d8703
parent9f103b9cb5f8de4f196b5ef8f6ddb4749cd732ba (diff)
dm: mmc: Ensure that block device is probed
Make sure that we probe the block device before using it when reading the environment. Signed-off-by: Simon Glass <[email protected]> Reviewed-by: Tom Rini <[email protected]>
-rw-r--r--common/env_mmc.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/common/env_mmc.c b/common/env_mmc.c
index 404de850623..88b043ec35b 100644
--- a/common/env_mmc.c
+++ b/common/env_mmc.c
@@ -121,7 +121,12 @@ static const char *init_mmc_for_env(struct mmc *mmc)
if (!mmc)
return "!No MMC card found";
-#ifndef CONFIG_BLK
+#ifdef CONFIG_BLK
+ struct udevice *dev;
+
+ if (blk_get_from_parent(mmc->dev, &dev))
+ return "!No block device";
+#else
if (mmc_init(mmc))
return "!MMC init failed";
#endif