Coccinelle archive on lore.kernel.org
 help / color / Atom feed
From: Markus Elfring <Markus.Elfring@web.de>
To: Julia Lawall <julia.lawall@lip6.fr>
Cc: Coccinelle <cocci@systeme.lip6.fr>
Subject: Re: [Cocci] Checking the “display” of last two statements in code blocks
Date: Fri, 12 Apr 2019 12:28:44 +0200
Message-ID: <e927e2b4-9ab3-81e2-80fc-e355bf608e06@web.de> (raw)
In-Reply-To: <alpine.DEB.2.20.1904121143510.4091@hadrien>

>> @@ -3015,11 +2859,6 @@ static int init_slave(struct gbe_priv *g
>>         }
>>
>>         if (of_property_read_u32(node, "link-interface",
>> -                                &slave->link_interface)) {
>> -               dev_warn(gbe_dev->dev,
>> -                        "missing link-interface value defaulting to 1G mac-phy link\n");
>> -               slave->link_interface = SGMII_LINK_MAC_PHY;
>> -       }
>>
>>         slave->node = node;
>>         slave->open = false;
>> …
>>
>>
>> Now I wonder about the suggested change for the if statement here.
>> Should any more software adjustments be considered so that it will be avoided
>> to delete only a questionable part from a function call within a condition check?
>
> I don't understand the problem.

I suggest to take another look at the details in this test result.


> You put *s on the { } and two statements, and you get - on the lines
> that contain the { } and the two statements.

This is the general analysis approach.


> Nothing is being deleted anyway.  The -s are just a concise way to
> indicate the lines on which you requested a match with the *s.

I am using the asterisk functionality of the semantic patch language
as usual.

These minus characters indicate lines for possible deletions according to
the diff format, don't they?


I doubt that such code can be still compiled after an incomplete
removal of the shown block would be applied because of the generated
update suggestion.

Regards,
Markus
_______________________________________________
Cocci mailing list
Cocci@systeme.lip6.fr
https://systeme.lip6.fr/mailman/listinfo/cocci

  reply index

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-12  9:42 Markus Elfring
2019-04-12  9:45 ` Julia Lawall
2019-04-12 10:28   ` Markus Elfring [this message]
2019-04-12 10:32     ` Julia Lawall
2019-04-12 10:42       ` [Cocci] Clarification for SmPL asterisk functionality Markus Elfring
2019-04-18 10:00 ` [Cocci] Searching for last two statements in code blocks Markus Elfring
2019-04-19 12:14 ` [Cocci] Checking the search for duplicate statements at the end of if branches Markus Elfring
2019-04-20  7:30   ` [Cocci] Checking execution environment for Python code in SmPL scripts Markus Elfring
2019-04-20  7:35     ` Julia Lawall
2019-04-20  7:51       ` Markus Elfring
2019-04-20  8:05         ` Julia Lawall
2019-04-20  8:11           ` Markus Elfring

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=e927e2b4-9ab3-81e2-80fc-e355bf608e06@web.de \
    --to=markus.elfring@web.de \
    --cc=cocci@systeme.lip6.fr \
    --cc=julia.lawall@lip6.fr \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Coccinelle archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/cocci/0 cocci/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 cocci cocci/ https://lore.kernel.org/cocci \
		cocci@systeme.lip6.fr cocci@archiver.kernel.org
	public-inbox-index cocci


Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/fr.lip6.systeme.cocci


AGPL code for this site: git clone https://public-inbox.org/ public-inbox