path: root/drivers
diff options
authorBjorn Helgaas <bjorn.helgaas@hp.com>2008-06-27 16:57:08 -0600
committerAndi Kleen <andi@basil.nowhere.org>2008-07-16 23:27:06 +0200
commit819beac3806a5e986d81f476b999b7fffce1a233 (patch)
treee8e153c3c4b0fc58cc5e85654a59975d2222c38d /drivers
parentfcfb7ce3d688d5c15fc9bc0a2a48e1ededdb046f (diff)
PNP: in debug resource dump, make empty list obvious
If the resource list is empty, say that explicitly. Previously, it was confusing because often the heading was followed by zero resource lines, then some "add resource" lines from auto-assignment, so the "add" lines looked like current resources. Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Andi Kleen <ak@linux.intel.com> Acked-by: Rene Herman <rene.herman@gmail.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers')
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/pnp/support.c b/drivers/pnp/support.c
index 1566e4a73849..0ad42db94884 100644
--- a/drivers/pnp/support.c
+++ b/drivers/pnp/support.c
@@ -79,7 +79,12 @@ void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc)
struct pnp_resource *pnp_res;
struct resource *res;
- dev_dbg(&dev->dev, "current resources: %s\n", desc);
+ if (list_empty(&dev->resources)) {
+ dev_dbg(&dev->dev, "%s: no current resources\n", desc);
+ return;
+ }
+ dev_dbg(&dev->dev, "%s: current resources:\n", desc);
list_for_each_entry(pnp_res, &dev->resources, list) {
res = &pnp_res->res;