From: Sujith <Sujith.Manoharan@atheros.com>
To: <linville@tuxdriver.com>
Cc: <linux-wireless@vger.kernel.org>, <Jouni.Malinen@Atheros.com>,
<Luis.Rodriguez@Atheros.com>
Subject: [PATCH 10/17] ath9k: Check for root debugfs file
Date: Mon, 30 Mar 2009 15:28:42 +0530 [thread overview]
Message-ID: <18896.38866.677695.877823@gargle.gargle.HOWL> (raw)
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>
---
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 fdf9528..97df20c 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)
--
1.6.2.1
reply other threads:[~2009-03-30 10:02 UTC|newest]
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