diff mbox

[v2,4/5] i2c: rcar: fix clk_get() error handling

Message ID 1378989408-10618-5-git-send-email-g.liakhovetski@gmx.de (mailing list archive)
State Awaiting Upstream
Headers show

Commit Message

Guennadi Liakhovetski Sept. 12, 2013, 12:36 p.m. UTC
When clk_get() fails, it returns an error code, not a NULL. This patch
fixes such an error handling bug.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
---
 drivers/i2c/busses/i2c-rcar.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
diff mbox

Patch

diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index 1f285a3..98276eb 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -234,9 +234,9 @@  static int rcar_i2c_clock_calculate(struct rcar_i2c_priv *priv,
 	u32 cdf_width;
 	unsigned long rate;
 
-	if (!clkp) {
-		dev_err(dev, "there is no peripheral_clk\n");
-		return -EIO;
+	if (IS_ERR(clkp)) {
+		dev_err(dev, "couldn't get clock\n");
+		return PTR_ERR(clkp);
 	}
 
 	switch (priv->devtype) {