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[02/30] solos: Slight debugging improvements

Message ID 1237325349.27681.331.camel@macbook.infradead.org
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

David Woodhouse March 17, 2009, 9:29 p.m. UTC 
Print a message if pskb_expand_head fails.

Make atmdebug writable by root, so that you can turn printing of data sent to
and received from the card on and off at runtime - useful for tracking
corruption.

Signed-off-by: Simon Farnsworth <simon@farnz.org.uk>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
---
 drivers/atm/solos-pci.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
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Patch

diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
index f030954..3daa3a3 100644
--- a/drivers/atm/solos-pci.c
+++ b/drivers/atm/solos-pci.c
@@ -91,7 +91,7 @@  MODULE_LICENSE("GPL");
 MODULE_PARM_DESC(debug, "Enable Loopback");
 MODULE_PARM_DESC(atmdebug, "Print ATM data");
 module_param(debug, int, 0444);
-module_param(atmdebug, int, 0444);
+module_param(atmdebug, int, 0644);
 
 static int opens;
 
@@ -541,6 +541,7 @@  static int psend(struct atm_vcc *vcc, struct sk_buff *skb)
 
 		ret = pskb_expand_head(skb, expand_by, 0, GFP_ATOMIC);
 		if (ret) {
+			dev_warn(&card->dev->dev, "pskb_expand_head failed.\n");
 			solos_pop(vcc, skb);
 			return ret;
 		}