Commit 00a6691d authored Jul 22, 2013 by Ido Shayevitz Committed by Stephen Boyd Sep 04, 2013

usb: msm_otg: Fix null ref pointer crash for some targets



Adding a check to ensure bus_scale_table exists in the platform data
before accessing it. This fix is good for targets which do not have
the bus_scale_table defined in the platform data.

Change-Id: I4ec1ce53b4b7cf545e8aae207e611fb8402ab491
Signed-off-by: Ido Shayevitz <idos@codeaurora.org>

parent e672d0d4

drivers/usb/phy/phy-msm-usb.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -863,7 +863,8 @@ static void msm_otg_bus_vote(struct msm_otg *motg, enum usb_bus_vote vote)
		struct msm_otg_platform_data *pdata = motg->pdata;

		/* Check if target allows min_vote to be same as no_vote */
		if (vote >= pdata->bus_scale_table->num_usecases)
		if (pdata->bus_scale_table &&
		vote >= pdata->bus_scale_table->num_usecases)
		vote = USB_NO_PERF_VOTE;

		if (motg->bus_perf_client) {