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authorNeilBrown <neilb@suse.de>2012-08-08 04:06:00 (GMT)
committerChris Ball <cjb@laptop.org>2012-09-04 17:58:16 (GMT)
commit1fdc90fb8fb752d4d8d2602115cf4bd071374068 (patch)
tree77eff86eab3a1b35e4b1e48cb74b43b0dea8b1c2 /drivers
parent5fdb4505f65227c127092772ccf9d460d69f4bc2 (diff)
downloadlinux-fsl-qoriq-1fdc90fb8fb752d4d8d2602115cf4bd071374068.tar.xz
mmc: omap_hsmmc: Handle failure of regulator_get better.
1/ If regulator_get fails, return an error. This is important if it failed with EPROBE_DEFER, as the probe needs to be deferred. 2/ Don't set .set_power until the regulator has been found, or the deferred probe will not bother calling omap_hsmmc_reg_get(). Signed-off-by: NeilBrown <neilb@suse.de> Acked-by: Rajendra Nayak <rnayak@ti.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/omap_hsmmc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 3a09f93..e180735 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -301,12 +301,12 @@ static int omap_hsmmc_reg_get(struct omap_hsmmc_host *host)
struct regulator *reg;
int ocr_value = 0;
- mmc_slot(host).set_power = omap_hsmmc_set_power;
-
reg = regulator_get(host->dev, "vmmc");
if (IS_ERR(reg)) {
dev_dbg(host->dev, "vmmc regulator missing\n");
+ return PTR_ERR(reg);
} else {
+ mmc_slot(host).set_power = omap_hsmmc_set_power;
host->vcc = reg;
ocr_value = mmc_regulator_get_ocrmask(reg);
if (!mmc_slot(host).ocr_mask) {