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-rw-r--r--drivers/mmc/host/mmci.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 0d955ffaf44..11e589cd823 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -1271,12 +1271,13 @@ static int __devinit mmci_probe(struct amba_device *dev,
/*
* Block size can be up to 2048 bytes, but must be a power of two.
*/
- mmc->max_blk_size = 2048;
+ mmc->max_blk_size = 1 << 11;
/*
- * No limit on the number of blocks transferred.
+ * Limit the number of blocks transferred so that we don't overflow
+ * the maximum request size.
*/
- mmc->max_blk_count = mmc->max_req_size;
+ mmc->max_blk_count = mmc->max_req_size >> 11;
spin_lock_init(&host->lock);