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Commit 86544076 authored by Vignesh Kulothungan's avatar Vignesh Kulothungan Committed by Gerrit - the friendly Code Review server
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rtac: add error check for misc_register in init 



Add error check to validate the return value of misc_register.
Clean up memory on an error to avoid memory leak.

CRs-Fixed: 2204093
Change-Id: I8b94bacdc312fa410a7825c7e25764517469c19b
Signed-off-by: default avatarVignesh Kulothungan <vigneshk@codeaurora.org>
parent 52810d66

dsp/rtac.c

+8 −2
Original line number Diff line number Diff line
@@ -2046,17 +2046,23 @@ int __init rtac_init(void) 
		goto nomem;

	}



	return misc_register(&rtac_misc);

	if (misc_register(&rtac_misc) != 0) {

		kzfree(rtac_adm_buffer);

		kzfree(rtac_asm_buffer);

		kzfree(rtac_afe_buffer);

		kzfree(rtac_voice_buffer);

	}

nomem:

	return -ENOMEM;

}



void rtac_exit(void)

{

	misc_deregister(&rtac_misc);

	kzfree(rtac_adm_buffer);

	kzfree(rtac_asm_buffer);

	kzfree(rtac_afe_buffer);

	misc_deregister(&rtac_misc);

	kzfree(rtac_voice_buffer);

}



MODULE_DESCRIPTION("SoC QDSP6v2 Real-Time Audio Calibration driver");