| From 93c91e46ee06be1c10699765409debf224b90bf8 Mon Sep 17 00:00:00 2001 |
| From: Guennadi Liakhovetski <g.liakhovetski@gmx.de> |
| Date: Mon, 8 Jul 2013 11:38:09 +0200 |
| Subject: 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 <g.liakhovetski+renesas@gmail.com> |
| Signed-off-by: Chris Ball <cjb@laptop.org> |
| (cherry picked from commit 6d1d6b4759112acf4c079eb3a0dd296bdbf61cf5) |
| Signed-off-by: Simon Horman <horms+renesas@verge.net.au> |
| --- |
| drivers/mmc/host/tmio_mmc_pio.c | 6 +++++- |
| 1 file changed, 5 insertions(+), 1 deletion(-) |
| |
| diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c |
| index 8486a22a..17f7fa99 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) |
| -- |
| 1.8.4.3.gca3854a |
| |
