mmc: android-goldfish: remove logically dead code in goldfish_mmc_irq()

Local variable transfer_error is assigned to a constant value and
it is never updated again.

Remove this variable and the dead code it guards.

Addresses-Coverity-ID: 1222110
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/android-goldfish.c b/drivers/mmc/host/android-goldfish.c
index 5b3e1c9bb75f11a8c24779b7b6b7b0a735b207d8..63fe5091ca59b62840b3e8444415f646b356fe3c 100644 (file)
--- a/drivers/mmc/host/android-goldfish.c
+++ b/drivers/mmc/host/android-goldfish.c
@@ -290,7 +290,6 @@ static irqreturn_t goldfish_mmc_irq(int irq, void *dev_id)
        u16 status;
        int end_command = 0;
        int end_transfer = 0;
-       int transfer_error = 0;
        int state_changed = 0;
        int cmd_timeout = 0;
 
@@ -322,9 +321,7 @@ static irqreturn_t goldfish_mmc_irq(int irq, void *dev_id)
        if (end_command)
                goldfish_mmc_cmd_done(host, host->cmd);
 
-       if (transfer_error)
-               goldfish_mmc_xfer_done(host, host->data);
-       else if (end_transfer) {
+       if (end_transfer) {
                host->dma_done = 1;
                goldfish_mmc_end_of_data(host, host->data);
        } else if (host->data != NULL) {
@@ -347,8 +344,7 @@ static irqreturn_t goldfish_mmc_irq(int irq, void *dev_id)
                mmc_detect_change(host->mmc, 0);
        }
 
-       if (!end_command && !end_transfer &&
-           !transfer_error && !state_changed && !cmd_timeout) {
+       if (!end_command && !end_transfer && !state_changed && !cmd_timeout) {
                status = GOLDFISH_MMC_READ(host, MMC_INT_STATUS);
                dev_info(mmc_dev(host->mmc),"spurious irq 0x%04x\n", status);
                if (status != 0) {