Messages in this thread Patch in this message | | | From | carl.yin@quectel ... | Subject | [PATCH] bus: mhi: core: Fix null pointer access | Date | Tue, 27 Oct 2020 13:33:10 +0800 |
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From: carl <carl.yin@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.yin@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
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