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Commit 923eaf36 authored by Arik Nemtsov's avatar Arik Nemtsov Committed by Johannes Berg
Browse files

mac80211: don't check netdev state for debugfs read/write 



Doing so will lead to an oops for a p2p-dev interface, since it has
no netdev.

Cc: stable@vger.kernel.org
Signed-off-by: default avatarArik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 494b6590

net/mac80211/debugfs_netdev.c

+2 −4
Original line number Diff line number Diff line
@@ -34,7 +34,6 @@ static ssize_t ieee80211_if_read( 
	ssize_t ret = -EINVAL;



	read_lock(&dev_base_lock);

	if (sdata->dev->reg_state == NETREG_REGISTERED)

	ret = (*format)(sdata, buf, sizeof(buf));

	read_unlock(&dev_base_lock);
@@ -62,7 +61,6 @@ static ssize_t ieee80211_if_write( 


	ret = -ENODEV;

	rtnl_lock();

	if (sdata->dev->reg_state == NETREG_REGISTERED)

	ret = (*write)(sdata, buf, count);

	rtnl_unlock();