openwrt/target/linux/brcm2708/patches-4.9/950-0154-clk-bcm-Fix-maybe-uninitialized-warning-in-bcm2835_c.patch

From 9db88c2a81a12eb2b2953ee1f9090624fcc47dab Mon Sep 17 00:00:00 2001
From: Boris Brezillon <boris.brezillon@free-electrons.com>
Date: Mon, 12 Dec 2016 09:00:53 +0100
Subject: [PATCH] clk: bcm: Fix 'maybe-uninitialized' warning in
 bcm2835_clock_choose_div_and_prate()

best_rate is reported as potentially uninitialized by gcc.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Fixes: 155e8b3b0ee3 ("clk: bcm: Support rate change propagation on bcm2835 clocks")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
(cherry picked from commit 2aab7a2055a1705c9e30920d95a596226999eb21)
---
 drivers/clk/bcm/clk-bcm2835.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/clk/bcm/clk-bcm2835.c
+++ b/drivers/clk/bcm/clk-bcm2835.c
@@ -1035,7 +1035,7 @@ static unsigned long bcm2835_clock_choos
 	struct bcm2835_clock *clock = bcm2835_clock_from_hw(hw);
 	struct bcm2835_cprman *cprman = clock->cprman;
 	const struct bcm2835_clock_data *data = clock->data;
-	unsigned long best_rate;
+	unsigned long best_rate = 0;
 	u32 curdiv, mindiv, maxdiv;
 	struct clk_hw *parent;