Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH] serial: sirf: Simplify a test | Date | Tue, 08 Nov 2016 12:41:26 +0100 |
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On Tuesday, November 8, 2016 8:18:04 AM CET Christophe JAILLET wrote: > Le 07/11/2016 à 14:50, Arnd Bergmann a écrit : > > On Tuesday, November 1, 2016 8:03:33 AM CET Christophe JAILLET wrote: > >> 'dmaengine_prep_dma_cyclic()' does not return an error pointer, so the test > >> can be simplified to be more consistent. > >> > >> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> > > The change looks correct in principle. It would be good to automate looking > > for other instances of this bug. How did you find it? Do you have e.g. a > > coccinelle script or did you just stumble over the issue by accident? > Hi, > > You can have an idea of the strategy used in this post: > https://lkml.org/lkml/2016/11/1/388 > > Julia is currently working on a more complete strategy in order to find > such issues.
Ah, very nice!
Arnd
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