[PATCH] bus: mhi: core: Fix null pointer access

[carl . yin]

From: carl <carl....@quectel.com>

function parse_ev_cfg and parse_ch_cfg access mhi_cntrl->mhi_dev
before it is set in function mhi_register_controller,
use cntrl_dev to instead mhi_dev.

Signed-off-by: carl <carl....@quectel.com>
---
 drivers/bus/mhi/core/init.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/bus/mhi/core/init.c b/drivers/bus/mhi/core/init.c
index 0ffdebde8..c6b43e90b 100644
--- a/drivers/bus/mhi/core/init.c
+++ b/drivers/bus/mhi/core/init.c
@@ -610,7 +610,7 @@ static int parse_ev_cfg(struct mhi_controller *mhi_cntrl,
 {
        struct mhi_event *mhi_event;
        const struct mhi_event_config *event_cfg;
-       struct device *dev = &mhi_cntrl->mhi_dev->dev;
+       struct device *dev = mhi_cntrl->cntrl_dev;
        int i, num;
 
        num = config->num_events;
@@ -692,7 +692,7 @@ static int parse_ch_cfg(struct mhi_controller *mhi_cntrl,
                        const struct mhi_controller_config *config)
 {
        const struct mhi_channel_config *ch_cfg;
-       struct device *dev = &mhi_cntrl->mhi_dev->dev;
+       struct device *dev = mhi_cntrl->cntrl_dev;
        int i;
        u32 chan;
 
-- 
2.17.1