changes instances of
	if ((lhs = expression)) {

to the preferred coding style

	lhs=expression;
	if (lhs) {
Signed-off-by: NAvantika Mathur <mathur@us.ibm.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>