diff options
| author | Sujith <Sujith.Manoharan@atheros.com> | 2009-03-30 15:28:42 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-04-22 16:54:34 -0400 |
| commit | 7dd58748592db1e5a77cfbddb8beffcfdb0242fe (patch) | |
| tree | e61b6c2ac1eb0dbee6a2e157cd611620d033fc44 /drivers/net/wireless/ath9k | |
| parent | 5cc93992cc4cf12ddfe63c8a5be2d509e6678e99 (diff) | |
ath9k: Check for root debugfs file
Creation of the root debugfs file could have failed
for some reason, check properly before proceeding in this
case.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath9k')
| -rw-r--r-- | drivers/net/wireless/ath9k/debug.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath9k/debug.c b/drivers/net/wireless/ath9k/debug.c index fdf9528fa49..97df20cbf52 100644 --- a/drivers/net/wireless/ath9k/debug.c +++ b/drivers/net/wireless/ath9k/debug.c @@ -498,6 +498,9 @@ int ath9k_init_debug(struct ath_softc *sc) { sc->debug.debug_mask = ath9k_debug; + if (!ath9k_debugfs_root) + return -ENOENT; + sc->debug.debugfs_phy = debugfs_create_dir(wiphy_name(sc->hw->wiphy), ath9k_debugfs_root); if (!sc->debug.debugfs_phy) |