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Subject[PATCH v1] checkpatch: test missing initial blank line in block comment
Date
Hi checkpatch maintainers,

here is a patch tentative to raise a warning when multiple line block comments
are not starting with empty blank comment:

Warn when block comments are not starting with blank comment:
/* multiple lines
* block comment,
* => warning
*/

/*
* multiple lines
* block comment,
* => no warning
*/

Exception made for networking files where rule is the
exact opposite.


* sample output:

$ scripts/checkpatch.pl -f drivers/media/v4l2-core/* | grep empty -A2
WARNING: Block comments starts with an empty /*
#393: FILE: drivers/media/v4l2-core/v4l2-compat-ioctl32.c:393:
+ /* For MMAP, driver might've set up the offset, so copy it back.
--
WARNING: Block comments starts with an empty /*
#661: FILE: drivers/media/v4l2-core/v4l2-ctrls.c:661:
+ /* The MPEG controls are applicable to all codec controls
--
+ /* Add immediately at the end of the list if the list is empty, or if
+ the last element in the list has a lower ID.
[...]


* sample output in drivers/net/ (non-regression check):

$ scripts/checkpatch.pl -f drivers/net/*/* | grep empty -A2
WARNING: networking block comments don't use an empty /* line, use /* Comment...
#39: FILE: drivers/net/appletalk/cops.c:39:
+/*
--
WARNING: networking block comments don't use an empty /* line, use /* Comment...
#45: FILE: drivers/net/appletalk/cops.c:45:
+/*
--
[...]

Hugues Fruchet (1):
checkpatch: test missing initial blank line in block comment

scripts/checkpatch.pl | 11 +++++++++++
1 file changed, 11 insertions(+)

--
1.9.1

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