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From: Markus Elfring <Markus.Elfring@web.de>
To: Coccinelle <cocci@systeme.lip6.fr>
Subject: [Cocci] Checking the “display” of last two statements in code blocks
Date: Fri, 12 Apr 2019 11:42:26 +0200	[thread overview]
Message-ID: <8d40a536-c2fe-7d6b-58d5-840e013665f1@web.de> (raw)

Hello,

I have tried another small SmPL script out.


@display@
identifier work;
statement s1, s2;
type T;
@@
 T work(...)
 {
 ... when any
*{
    ... when any
*   s1
*   s2
*}
 ... when any
 }


I have observed then that the following diff hunk was generated.


elfring@Sonne:~/Projekte/Linux/next-patched> spatch ~/Projekte/Coccinelle/janitor/show_last_two_statements_in_a_block.cocci drivers/net/ethernet/ti/netcp_ethss.c|less
…
@@ -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?

Regards,
Markus
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             reply	other threads:[~2019-04-12  9:42 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-12  9:42 Markus Elfring [this message]
2019-04-12  9:45 ` [Cocci] Checking the “display” of last two statements in code blocks Julia Lawall
2019-04-12 10:28   ` Markus Elfring
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
2019-10-22 15:19   ` 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

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