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Commit 255c4f67 authored by Ajay Singh Parmar's avatar Ajay Singh Parmar
Browse files

platform: msm: check for codec ops 



Check if the codec driver has registered with ext-display
module. If not, return early with error to avoid crash
where it may try to access codec driver's data.

CRs-Fixed: 2020938
Change-Id: I1bd7c9a8551bff32c4e5c2141e118dc097d906c4
Signed-off-by: default avatarAjay Singh Parmar <aparmar@codeaurora.org>
parent 406fd057

drivers/platform/msm/msm_ext_display.c

+6 −0
Original line number Original line Diff line number Diff line
@@ -218,6 +218,12 @@ static int msm_ext_disp_update_audio_ops(struct msm_ext_disp *ext_disp, 
		goto end;

		goto end;

	}

	}





	if (!ext_disp->ops) {

		pr_err("codec ops not registered\n");

		ret = -EINVAL;

		goto end;

	}



	if (state == EXT_DISPLAY_CABLE_CONNECT) {

	if (state == EXT_DISPLAY_CABLE_CONNECT) {

		/* connect codec with interface */

		/* connect codec with interface */

		*ext_disp->ops = data->codec_ops;

		*ext_disp->ops = data->codec_ops;