Commit 7dd58748 authored Mar 30, 2009 by Sujith Committed by John W. Linville Apr 22, 2009

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>

parent 5cc93992

drivers/net/wireless/ath9k/debug.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -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)