Change log: change the puts to printf to better formating.
Signed-off-by: Lei Wen leiwen@marvell.com --- drivers/mmc/mmc.c | 10 ++++++++++ 1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index cf4ea16..42638f6 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -92,6 +92,11 @@ mmc_bwrite(int dev_num, ulong start, lbaint_t blkcnt, const void*src)
blklen = mmc->write_bl_len;
+ if ((start + blkcnt) > mmc->block_dev.lba) { + printf("MMC: block number 0x%x exceeds max(0x%x)", + start + blkcnt, mmc->block_dev.lba); + return 0; + } err = mmc_set_blocklen(mmc, mmc->write_bl_len);
if (err) { @@ -219,6 +224,11 @@ static ulong mmc_bread(int dev_num, ulong start, lbaint_t blkcnt, void *dst) if (!mmc) return 0;
+ if ((start + blkcnt) > mmc->block_dev.lba) { + printf("MMC: block number 0x%x exceeds max(0x%x)", + start + blkcnt, mmc->block_dev.lba); + return 0; + } /* We always do full block reads from the card */ err = mmc_set_blocklen(mmc, mmc->read_bl_len);