1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 85f0e8cd875b..5988573bb843 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -85,7 +85,12 @@ static void mmc_blk_put(struct mmc_blk_data *md)
         mutex_lock(&open_lock);
         md->usage--;
         if (md->usage == 0) {
+                int devmaj = MAJOR(disk_devt(md->disk));
                 int devidx = MINOR(disk_devt(md->disk)) >> MMC_SHIFT;
+
+                if (!devmaj)
+                        devidx = md->disk->first_minor >> MMC_SHIFT;
+
                 __clear_bit(devidx, dev_use);
 
                 put_disk(md->disk);