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ALSA: hda: Abort capability probe on invalid capability

Message ID 1508350037-664-1-git-send-email-rakesh.a.ughreja@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ughreja, Rakesh A Oct. 18, 2017, 6:07 p.m. UTC 
From: Rakesh Ughreja <rakesh.a.ughreja@intel.com>

When an invalid capability is discovered, stop traversing
the capability link list further.

print the invalid capability error and set it to zero

Signed-off-by: Rakesh Ughreja <rakesh.a.ughreja@intel.com>
---
 sound/hda/hdac_controller.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/sound/hda/hdac_controller.c b/sound/hda/hdac_controller.c
index 978dc18..8f7d0d9 100644
--- a/sound/hda/hdac_controller.c
+++ b/sound/hda/hdac_controller.c
@@ -314,7 +314,8 @@  int snd_hdac_bus_parse_capabilities(struct hdac_bus *bus)
 			break;
 
 		default:
-			dev_dbg(bus->dev, "Unknown capability %d\n", cur_cap);
+			dev_err(bus->dev, "Unknown capability %d\n", cur_cap);
+			cur_cap = 0;
 			break;
 		}