Messages in this thread Patch in this message | | | From | Arnd Bergmann <> | Date | Wed, 1 Mar 2017 23:42:54 +0100 | Subject | Re: [PATCH] [RFC] x86: avoid -mtune=atom for objtool warnings |
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On Wed, Mar 1, 2017 at 5:53 PM, Josh Poimboeuf <jpoimboe@redhat.com> wrote: > On Wed, Mar 01, 2017 at 04:27:29PM +0100, Arnd Bergmann wrote:
> I see no apparent reason for the ud2.
It's the possible division by zero. This change would avoid the ud2:
diff --git a/drivers/i2c/busses/i2c-img-scb.c b/drivers/i2c/busses/i2c-img-scb.c index db8e8b40569d..a2b09c518225 100644 --- a/drivers/i2c/busses/i2c-img-scb.c +++ b/drivers/i2c/busses/i2c-img-scb.c @@ -1196,6 +1196,8 @@ static int img_i2c_init(struct img_i2c *i2c) clk_khz /= prescale;
/* Setup the clock increment value */ + if (clk_khz < 1) + clk_khz = 1; inc = (256 * 16 * bitrate_khz) / clk_khz;
/*
Arnd
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