Commit 17d98dbd authored Sep 20, 2016 by Xiaojun Sang

ASoC: wcd: add null check before pointer dereference



Slimbus device pointer may be null, which may lead to
null pointer dereference.

CRs-Fixed: 1054973
Signed-off-by: Xiaojun Sang <xsang@codeaurora.org>
Change-Id: Ica22ee19f281fa0cff7d629f396c41c935692c59

parent 4e2a8a0f

drivers/mfd/wcd9xxx-core.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -1219,6 +1219,11 @@ static int wcd9xxx_slim_probe(struct slim_device *slim)

		intf_type = wcd9xxx_get_intf_type();

		if (!slim) {
		ret = -EINVAL;
		goto err;
		}

		if (intf_type == WCD9XXX_INTERFACE_TYPE_I2C) {
		dev_dbg(&slim->dev, "%s:Codec is detected in I2C mode\n",
		__func__);