Messages in this thread | | | Date | Fri, 3 Apr 2020 11:22:45 +0200 | From | Alexandre Belloni <> | Subject | Re: [PATCH][V2][next] rtc: ds1307: check for failed memory allocation on wdt |
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On 03/04/2020 11:45:04+0300, Dan Carpenter wrote: > On Thu, Apr 02, 2020 at 04:53:12PM +0200, Alexandre Belloni wrote: > > > > As stated, I also prefer keeping the watchdog optional and ignore the > > error. > > Hopefully you aren't running out of memory on start up. In current > kernels small memory allocations like this never fail so it doesn't > really affect runtime. It only silences the NULL dereference static > checker warning. >
Yes, so the
if (!wdt) return;
would be enough instead of introducing unnecessary error handling.
-- Alexandre Belloni, Bootlin Embedded Linux and Kernel engineering https://bootlin.com
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