cfg80211: fix memory leak of wiphy device name
commit 4f488fbca2a86cc7714a128952eead92cac279ab upstream.
In wiphy_new_nm(), if an error occurs after dev_set_name() and
device_initialize() have already been called, it's necessary to call
put_device() (via wiphy_free()) to avoid a memory leak.
Reported-by: syzbot+7fddca22578bc67c3fe4@syzkaller.appspotmail.com
Fixes: 1f87f7d3a3
("cfg80211: add rfkill support")
Cc: stable@vger.kernel.org
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
[LR - backport to 3.10 and adjust context]
Signed-off-by: L R <syphyr@gmail.com>
This commit is contained in:
parent
c37a8d0ac3
commit
87b8a89cc4
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@ -446,7 +446,7 @@ struct wiphy *wiphy_new(const struct cfg80211_ops *ops, int sizeof_priv)
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&rdev->rfkill_ops, rdev);
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if (!rdev->rfkill) {
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kfree(rdev);
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wiphy_free(&rdev->wiphy);
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return NULL;
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}
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