firmware loader: remove unnecessary wmb()

The wmb() inside fw_load_abort is not necessary, since
complete() and wait_on_completion() has implied one pair
of memory barrier.

Also wmb() isn't a correct usage, so just remove it.

Signed-off-by: Ming Lei <ming.lei@canonical.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c
index 1915ad821688628ca2ff93be29f65e004f017965..0bd09c7545c960efad22a610bd550adcc8282877 100644 (file)
--- a/drivers/base/firmware_class.c
+++ b/drivers/base/firmware_class.c
@@ -112,7 +112,6 @@ static struct firmware_priv *to_firmware_priv(struct device *dev)
 static void fw_load_abort(struct firmware_priv *fw_priv)
 {
        set_bit(FW_STATUS_ABORT, &fw_priv->status);
-       wmb();
        complete(&fw_priv->completion);
 }