Commit 5ba28dfa authored Mar 07, 2016 by Venkata Narendra Kumar Gutta Committed by Gerrit - the friendly Code Review server Mar 07, 2016

ASoC: soc-core: Fix integer overflow



Integer overflow observed in the function to get the values of
mixer controls. Update type of mask from int to unsigned int
and do explicit type casting to fix the issue.

CRs-Fixed: 981735
Change-Id: I8fd40aa75b2d79f116df6b5e7508548f0c938343
Signed-off-by: Venkata Narendra Kumar Gutta <vgutta@codeaurora.org>

parent 2f2a03e6

sound/soc/soc-core.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2740,7 +2740,7 @@ int snd_soc_get_volsw_sx(struct snd_kcontrol *kcontrol,
		unsigned int rshift = mc->rshift;
		int max = mc->max;
		int min = mc->min;
		int mask = (1 << (fls(min + max) - 1)) - 1;
		unsigned int mask = (unsigned int)(1 << (fls(min + max) - 1)) - 1;
		unsigned int val;
		int ret;