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(parent: dbb1d8b) | patch
PM / QoS: return -EINVAL for bogus strings
authorDan Carpenter <dan.carpenter@oracle.com>
Mon, 10 Jul 2017 07:21:40 +0000 (10:21 +0300)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Wed, 12 Jul 2017 12:42:37 +0000 (14:42 +0200)
commit2ca30331c156ca9e97643ad05dd8930b8fe78b01
tree8c5768fcd1d7c13278b27fcbfcaf83d48683a228tree | snapshot (tar.gz zip)
parentdbb1d8b70c222544e9b54fdb3e22c15745be0155commit | diff
PM / QoS: return -EINVAL for bogus strings

In the current code, if the user accidentally writes a bogus command to
this sysfs file, then we set the latency tolerance to an uninitialized
variable.

Fixes: 2d984ad132a8 (PM / QoS: Introcuce latency tolerance device PM QoS type)
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Cc: 3.15+ <stable@vger.kernel.org> # 3.15+
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/base/power/sysfs.c diff | blob | blame | history