| From | Luis Henriques <> | Subject | [PATCH 3.11 074/198] mac80211: don't check netdev state for debugfs read/write | Date | Thu, 3 Jul 2014 10:18:37 +0100 |
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3.11.10.13 -stable review patch. If anyone has any objections, please let me know.
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From: Arik Nemtsov <arik@wizery.com>
commit 923eaf367206e01f22c97aee22300e332d071916 upstream.
Doing so will lead to an oops for a p2p-dev interface, since it has no netdev.
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Luis Henriques <luis.henriques@canonical.com> --- net/mac80211/debugfs_netdev.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index cafe614ef93d..8e41f0163c5a 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -34,8 +34,7 @@ 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)); + ret = (*format)(sdata, buf, sizeof(buf)); read_unlock(&dev_base_lock); if (ret >= 0) @@ -62,8 +61,7 @@ static ssize_t ieee80211_if_write( ret = -ENODEV; rtnl_lock(); - if (sdata->dev->reg_state == NETREG_REGISTERED) - ret = (*write)(sdata, buf, count); + ret = (*write)(sdata, buf, count); rtnl_unlock(); return ret; -- 1.9.1
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