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path: root/drivers/mmc/mmc_block.c
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Diffstat (limited to 'drivers/mmc/mmc_block.c')
-rw-r--r--drivers/mmc/mmc_block.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/mmc/mmc_block.c b/drivers/mmc/mmc_block.c
index 5a4eacac0bbe..19ccfed8a54f 100644
--- a/drivers/mmc/mmc_block.c
+++ b/drivers/mmc/mmc_block.c
@@ -242,10 +242,12 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
brq.cmd.arg <<= 9;
brq.cmd.flags = MMC_RSP_R1 | MMC_CMD_ADTC;
brq.data.blksz = 1 << md->block_bits;
- brq.data.blocks = req->nr_sectors >> (md->block_bits - 9);
brq.stop.opcode = MMC_STOP_TRANSMISSION;
brq.stop.arg = 0;
brq.stop.flags = MMC_RSP_R1B | MMC_CMD_AC;
+ brq.data.blocks = req->nr_sectors >> (md->block_bits - 9);
+ if (brq.data.blocks > card->host->max_blk_count)
+ brq.data.blocks = card->host->max_blk_count;
mmc_set_data_timeout(&brq.data, card, rq_data_dir(req) != READ);