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authorFabien Parent <fparent@baylibre.com>2019-03-23 22:15:52 +0100
committerMatthias Brugger <matthias.bgg@gmail.com>2019-04-12 19:42:41 +0200
commita51f4c031de35bc30d56bede232ffd2ae9c5fd6d (patch)
treed02ae03ee3c62fe5742d94067f9b381e901a45b4 /drivers/soc
parent4bad8b0709f59cc210207201b2cba86e4fc28bf5 (diff)
downloadlinux-a51f4c031de35bc30d56bede232ffd2ae9c5fd6d.tar.bz2
soc: mediatek: pwrap: add missing check on rstc
The variable rstc is set only when the SoC PWRAP have the PWRAP_CAP_RESET capability. Check whether rstc is set before using it to avoid errors. Signed-off-by: Fabien Parent <fparent@baylibre.com> Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Diffstat (limited to 'drivers/soc')
-rw-r--r--drivers/soc/mediatek/mtk-pmic-wrap.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
index 8236a6c87e19..b3ba2301f569 100644
--- a/drivers/soc/mediatek/mtk-pmic-wrap.c
+++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
@@ -1478,7 +1478,8 @@ static int pwrap_init(struct pmic_wrapper *wrp)
{
int ret;
- reset_control_reset(wrp->rstc);
+ if (wrp->rstc)
+ reset_control_reset(wrp->rstc);
if (wrp->rstc_bridge)
reset_control_reset(wrp->rstc_bridge);