Thread (8 messages) 8 messages, 5 authors, 2016-12-12

[PATCH] clk: bcm: Fix 'maybe-uninitialized' warning in bcm2835_clock_choose_div_and_prate()

From: Boris Brezillon <hidden>
Date: 2016-12-12 09:03:21
Also in: linux-clk

On Mon, 12 Dec 2016 09:34:28 +0100
Arnd Bergmann [off-list ref] wrote:
On Monday, December 12, 2016 9:31:30 AM CET Boris Brezillon wrote:
quoted
On Mon, 12 Dec 2016 09:12:36 +0100
Arnd Bergmann [off-list ref] wrote:
  
quoted
On Monday, December 12, 2016 9:00:53 AM CET Boris Brezillon wrote:  
quoted
best_rate is reported as potentially uninitialized by gcc.

Signed-off-by: Boris Brezillon <redacted>
Fixes: 155e8b3b0ee3 ("clk: bcm: Support rate change propagation on bcm2835 clocks")
Reported-by: Stephen Rothwell <redacted>    
I wonder why I didn't get that. Which compiler version did you use?
  
In case you're interested, my gcc [1] failed to detect it as well, and
this is not the first time it happens :-/.

[1]gcc (Ubuntu 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609  
No, I see it now with gcc-7, it only just turned up in linux-next.

I ran into it right away with an allmodconfig build. You were
probably testing based on an earlier v4.9-rc release that had
the warning globally disabled.
Indeed, I was testing on a 4.9-rc.
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