From: Guennadi Liakhovetski Date: Mon, 8 Jul 2013 09:38:09 +0000 (+0200) Subject: mmc: tmio: fix compiler warning X-Git-Tag: v3.12-rc1~69^2~49 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6d1d6b4759112acf4c079eb3a0dd296bdbf61cf5;p=profile%2Fivi%2Fkernel-x86-ivi.git mmc: tmio: fix compiler warning This patch fixes a compiler warning: drivers/mmc/host/tmio_mmc_pio.c: In function 'tmio_mmc_power_on': drivers/mmc/host/tmio_mmc_pio.c:798:19: warning: ignoring return value of 'regulator_enable', declared with attribute warn_unused_result [-Wunused-result] Signed-off-by: Guennadi Liakhovetski Signed-off-by: Chris Ball --- diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c index b72edb7..718843c 100644 --- a/drivers/mmc/host/tmio_mmc_pio.c +++ b/drivers/mmc/host/tmio_mmc_pio.c @@ -795,9 +795,13 @@ static void tmio_mmc_power_on(struct tmio_mmc_host *host, unsigned short vdd) * omap_hsmmc.c driver does. */ if (!IS_ERR(mmc->supply.vqmmc) && !ret) { - regulator_enable(mmc->supply.vqmmc); + ret = regulator_enable(mmc->supply.vqmmc); udelay(200); } + + if (ret < 0) + dev_dbg(&host->pdev->dev, "Regulators failed to power up: %d\n", + ret); } static void tmio_mmc_power_off(struct tmio_mmc_host *host)