From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Date: Sat, 20 Sep 2014 10:07:37 +0000 Subject: [PATCH] i2c: rcar: remove sign-compare flaw Message-Id: <1411207657-23707-1-git-send-email-wsa@the-dreams.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-i2c@vger.kernel.org Cc: linux-sh@vger.kernel.org, Wolfram Sang , Magnus Damm , Simon Horman , Laurent Pinchart , Geert Uytterhoeven , Sergei Shtylyov From: Wolfram Sang gcc rightfully says: drivers/i2c/busses/i2c-rcar.c:198:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] Signed-off-by: Wolfram Sang --- drivers/i2c/busses/i2c-rcar.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c index 4c6fa78063fb..1eed463662c4 100644 --- a/drivers/i2c/busses/i2c-rcar.c +++ b/drivers/i2c/busses/i2c-rcar.c @@ -195,7 +195,7 @@ static int rcar_i2c_clock_calculate(struct rcar_i2c_priv *priv, */ rate = clk_get_rate(priv->clk); cdf = rate / 20000000; - if (cdf >= 1 << cdf_width) { + if (cdf >= 1U << cdf_width) { dev_err(dev, "Input clock %lu too high\n", rate); return -EIO; } -- 2.0.0