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Commit 5e908f62 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "mhi: core: Do a null pointer check before reading debug registers"

parents 237d4a7e 4ac2a50d

drivers/bus/mhi/core/mhi_main.c

+3 −1
Original line number Diff line number Diff line
@@ -2776,7 +2776,7 @@ void mhi_debug_reg_dump(struct mhi_controller *mhi_cntrl) 
	struct {

		const char *name;

		int offset;

		void *base;

		void __iomem *base;

	} debug_reg[] = {

		{ "MHI_CNTRL", MHICTRL, mhi_base},

		{ "MHI_STATUS", MHISTATUS, mhi_base},
@@ -2806,6 +2806,8 @@ void mhi_debug_reg_dump(struct mhi_controller *mhi_cntrl) 
		TO_MHI_STATE_STR(state));



	for (i = 0; debug_reg[i].name; i++) {

		if (!debug_reg[i].base)

			continue;

		ret = mhi_read_reg(mhi_cntrl, debug_reg[i].base,

				   debug_reg[i].offset, &val);

		MHI_LOG("reg:%s val:0x%x, ret:%d\n", debug_reg[i].name, val,