From dc824ebed081ed6227772b3cc5f9c7a6683fb489 Mon Sep 17 00:00:00 2001 From: Jon Ringle Date: Fri, 25 Jul 2014 13:53:36 -0400 Subject: [PATCH] serial: sc16is7xx: Correct initialization of s->clk The s->clk never gets setup in sc16is7xx_probe() and instead was using a local clk variable, but then testing the uninitialized s->clk during teardown Reported-by: Dan Carpenter Signed-off-by: Jon Ringle Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/sc16is7xx.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index 914825e03427..3284c31085a7 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -1060,7 +1060,6 @@ static int sc16is7xx_probe(struct device *dev, struct regmap *regmap, int irq, unsigned long flags) { unsigned long freq, *pfreq = dev_get_platdata(dev); - struct clk *clk; int i, ret; struct sc16is7xx_port *s; @@ -1076,14 +1075,14 @@ static int sc16is7xx_probe(struct device *dev, return -ENOMEM; } - clk = devm_clk_get(dev, NULL); - if (IS_ERR(clk)) { + s->clk = devm_clk_get(dev, NULL); + if (IS_ERR(s->clk)) { if (pfreq) freq = *pfreq; else - return PTR_ERR(clk); + return PTR_ERR(s->clk); } else { - freq = clk_get_rate(clk); + freq = clk_get_rate(s->clk); } s->regmap = regmap; -- 2.20.1