[Linux-kernel-mentees] [RFC PATCH] checkpatch: add shebang check to EXECUTE_PERMISSIONS

Joe Perches joe at perches.com
Mon Oct 12 15:23:35 UTC 2020


On Mon, 2020-10-12 at 16:16 +0200, Lukas Bulwahn wrote:
> On Mon, 12 Oct 2020, Ujjwal Kumar wrote:
> > On 12/10/20 11:47 am, Joe Perches wrote:
> > > On Mon, 2020-10-12 at 11:19 +0530, Ujjwal Kumar wrote:
> > > > checkpatch.pl checks for invalid EXECUTE_PERMISSIONS on source
> > > > files. The script leverages filename extensions and its path in
> > > > the repository to decide whether to allow execute permissions on
> > > > the file or not.
> > > > 
> > > > Based on current check conditions, a perl script file having
> > > > execute permissions, without '.pl' extension in its filename
> > > > and not belonging to 'scripts/' directory is reported as ERROR
> > > > which is a false-positive.
> > > > 
> > > > Adding a shebang check along with current conditions will make
> > > > the check more generalised and improve checkpatch reports.
> > > > To do so, without breaking the core design decision of checkpatch,
> > > > we can fetch the first line from the patch itself and match it for
> > > > a shebang pattern.
> > > > 
> > > > There can be cases where the first line is not part of the patch.
> > > 
> > > For instance: a patch that only changes permissions
> > > without changing any of the file content.
[]
> > Should these new changes go as a separate patch or can they be
> > included in the next iteration of this patch?
[]
The commit log should be updated with the example shown.
Please send a clean V2.




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