public inbox for alsa-devel@alsa-project.org
 help / color / mirror / Atom feed
* [PATCH] soundwire: intel: Fix uninitialized adev deref
@ 2018-08-07  6:41 Vinod Koul
  2018-08-07 14:22 ` Pierre-Louis Bossart
  0 siblings, 1 reply; 2+ messages in thread
From: Vinod Koul @ 2018-08-07  6:41 UTC (permalink / raw)
  To: alsa-devel
  Cc: Vinod Koul, Sanyog Kale, Pierre-Louis Bossart, dan.carpenter,
	Shreyas NC

In case of error, we can dereference uninitialized 'adev'

drivers/soundwire/intel_init.c:154 sdw_intel_acpi_cb()
error: uninitialized symbol 'adev'.

Fix that by not using adev for warn print and make it pr_err.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---
 drivers/soundwire/intel_init.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soundwire/intel_init.c b/drivers/soundwire/intel_init.c
index d1ea6b4d0ad3..5c8a20d99878 100644
--- a/drivers/soundwire/intel_init.c
+++ b/drivers/soundwire/intel_init.c
@@ -151,7 +151,7 @@ static acpi_status sdw_intel_acpi_cb(acpi_handle handle, u32 level,
 	struct acpi_device *adev;
 
 	if (acpi_bus_get_device(handle, &adev)) {
-		dev_err(&adev->dev, "Couldn't find ACPI handle\n");
+		pr_err("%s: Couldn't find ACPI handle\n", __func__);
 		return AE_NOT_FOUND;
 	}
 
-- 
2.14.4

^ permalink raw reply related	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2018-08-07 14:22 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-08-07  6:41 [PATCH] soundwire: intel: Fix uninitialized adev deref Vinod Koul
2018-08-07 14:22 ` Pierre-Louis Bossart

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox