Commit e57690b1 authored Aug 23, 2015 by Vinod Koul Committed by Takashi Iwai Aug 23, 2015

ALSA: hdac: Fix size allocation for ext device allocation



While creating hdac_ext_device, we used hdev for sizeof insteadof
edev, which resulted in eventual crash of the system Fix the size
here

Fixes: a512f561 ('ALSA: hdac: add hdac extended device')
Reported-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent a3b3a9db

sound/hda/ext/hdac_ext_bus.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -139,7 +139,7 @@ int snd_hdac_ext_bus_device_init(struct hdac_ext_bus *ebus, int addr)
	char name[15];		char name[15];
	int ret;		int ret;

	edev = kzalloc(sizeof(*hdev), GFP_KERNEL);		edev = kzalloc(sizeof(*edev), GFP_KERNEL);
	if (!edev)		if (!edev)
	return -ENOMEM;		return -ENOMEM;
	hdev = &edev->hdac;		hdev = &edev->hdac;