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Commit a034cd26 authored by Harshavardhan Reddy's avatar Harshavardhan Reddy Committed by Gerrit - the friendly Code Review server
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msm: kgsl: Fix null pointer dereference in hfi 



Add NULL condition check to avoid NULL derefernce
in receive_ack_cmd.

Change-Id: Ic5f279373619b52acf86c812cb03903913d0a909
Signed-off-by: default avatarHarshavardhan Reddy <hpamal@codeaurora.org>
parent 6fb71d5e

drivers/gpu/msm/kgsl_hfi.c

+3 −0
Original line number Diff line number Diff line
@@ -251,6 +251,9 @@ static void receive_ack_cmd(struct gmu_device *gmu, void *rcvd, 
	uint32_t req_hdr = ack[1];

	struct kgsl_hfi *hfi = &gmu->hfi;



	if (ret_cmd == NULL)

		return;



	trace_kgsl_hfi_receive(MSG_HDR_GET_ID(req_hdr),

		MSG_HDR_GET_SIZE(req_hdr),

		MSG_HDR_GET_SEQNUM(req_hdr));