[PATCH] mmc: dwmmc: return a proper error code when busy

When failing to send a command because the hardware is busy, return EBUSY to indicate the cause instead of just -1.

Signed-off-by: John Keeping john@metanate.com --- drivers/mmc/dw_mmc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c index a949dad574..4232c5eb8c 100644 --- a/drivers/mmc/dw_mmc.c +++ b/drivers/mmc/dw_mmc.c @@ -301,7 +301,7 @@ static int dwmci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, flags = dwmci_set_transfer_mode(host, data);

if ((cmd->resp_type & MMC_RSP_136) && (cmd->resp_type & MMC_RSP_BUSY)) - return -1; + return -EBUSY;

if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION) flags |= DWMCI_CMD_ABORT_STOP;