mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-09-12 21:31:32 +03:00
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12948 3c298f89-4303-0410-b956-a3cf2f4a3e73
33 lines
1.1 KiB
Diff
33 lines
1.1 KiB
Diff
Subject: cfg80211: fix debugfs error handling
|
|
|
|
If something goes wrong creating the debugfs dir or when
|
|
debugfs is not compiled in, the current code might lead to
|
|
trouble; make it more robust.
|
|
|
|
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
|
|
---
|
|
net/wireless/core.c | 5 ++++-
|
|
1 file changed, 4 insertions(+), 1 deletion(-)
|
|
|
|
--- everything.orig/net/wireless/core.c 2008-10-08 10:13:49.000000000 +0200
|
|
+++ everything/net/wireless/core.c 2008-10-08 10:19:10.000000000 +0200
|
|
@@ -185,7 +185,8 @@ int cfg80211_dev_rename(struct cfg80211_
|
|
if (result)
|
|
goto out_unlock;
|
|
|
|
- if (!debugfs_rename(rdev->wiphy.debugfsdir->d_parent,
|
|
+ if (rdev->wiphy.debugfsdir &&
|
|
+ !debugfs_rename(rdev->wiphy.debugfsdir->d_parent,
|
|
rdev->wiphy.debugfsdir,
|
|
rdev->wiphy.debugfsdir->d_parent,
|
|
newname))
|
|
@@ -318,6 +319,8 @@ int wiphy_register(struct wiphy *wiphy)
|
|
drv->wiphy.debugfsdir =
|
|
debugfs_create_dir(wiphy_name(&drv->wiphy),
|
|
ieee80211_debugfs_dir);
|
|
+ if (IS_ERR(drv->wiphy.debugfsdir))
|
|
+ drv->wiphy.debugfsdir = NULL;
|
|
|
|
res = 0;
|
|
out_unlock:
|