diff options
| -rw-r--r-- | drivers/mmc/core/block.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 7f0b9af8229c..26191b8bea72 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -763,7 +763,7 @@ static inline int mmc_blk_part_switch(struct mmc_card *card, return 0; } -static u32 mmc_sd_num_wr_blocks(struct mmc_card *card) +static int mmc_sd_num_wr_blocks(struct mmc_card *card, u32 *written_blocks) { int err; u32 result; @@ -781,9 +781,9 @@ static u32 mmc_sd_num_wr_blocks(struct mmc_card *card) err = mmc_wait_for_cmd(card->host, &cmd, 0); if (err) - return (u32)-1; + return err; if (!mmc_host_is_spi(card->host) && !(cmd.resp[0] & R1_APP_CMD)) - return (u32)-1; + return -EIO; memset(&cmd, 0, sizeof(struct mmc_command)); @@ -803,7 +803,7 @@ static u32 mmc_sd_num_wr_blocks(struct mmc_card *card) blocks = kmalloc(4, GFP_KERNEL); if (!blocks) - return (u32)-1; + return -ENOMEM; sg_init_one(&sg, blocks, 4); @@ -813,9 +813,11 @@ static u32 mmc_sd_num_wr_blocks(struct mmc_card *card) kfree(blocks); if (cmd.error || data.error) - result = (u32)-1; + return -EIO; + + *written_blocks = result; - return result; + return 0; } static int get_card_status(struct mmc_card *card, u32 *status, int retries) @@ -1576,9 +1578,10 @@ static int mmc_blk_cmd_err(struct mmc_blk_data *md, struct mmc_card *card, */ if (mmc_card_sd(card)) { u32 blocks; + int err; - blocks = mmc_sd_num_wr_blocks(card); - if (blocks != (u32)-1) { + err = mmc_sd_num_wr_blocks(card, &blocks); + if (!err) { ret = blk_end_request(req, 0, blocks << 9); } } else { |