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botdev@3.21.159.60: ~ $
/// PTR_ERR should be applied before its argument is reassigned, typically
/// to NULL
///
// Confidence: High
// Copyright: (C) 2012 Julia Lawall, INRIA/LIP6.  GPLv2.
// Copyright: (C) 2012 Gilles Muller, INRIA/LiP6.  GPLv2.
// URL: http://coccinelle.lip6.fr/
// Comments:
// Options: --no-includes --include-headers

virtual org
virtual report
virtual context

@r exists@
expression e,e1;
constant c;
position p1,p2;
@@

*e@p1 = c
... when != e = e1
    when != &e
    when != true IS_ERR(e)
*PTR_ERR@p2(e)

@script:python depends on org@
p1 << r.p1;
p2 << r.p2;
@@

cocci.print_main("PTR_ERR",p2)
cocci.print_secs("assignment",p1)

@script:python depends on report@
p1 << r.p1;
p2 << r.p2;
@@

msg = "ERROR: PTR_ERR applied after initialization to constant on line %s" % (p1[0].line)
coccilib.report.print_report(p2[0],msg)

Filemanager

Name Type Size Permission Actions
array_size.cocci File 1.66 KB 0644
badty.cocci File 1.68 KB 0644
boolconv.cocci File 1.44 KB 0644
boolinit.cocci File 2.2 KB 0644
boolreturn.cocci File 698 B 0644
bugon.cocci File 1.45 KB 0644
cond_no_effect.cocci File 2.04 KB 0644
cstptr.cocci File 827 B 0644
doubleinit.cocci File 1.36 KB 0644
ifaddr.cocci File 659 B 0644
ifcol.cocci File 1.21 KB 0644
irqf_oneshot.cocci File 1.91 KB 0644
noderef.cocci File 1.17 KB 0644
of_table.cocci File 1.33 KB 0644
orplus.cocci File 1 KB 0644
returnvar.cocci File 1.22 KB 0644
semicolon.cocci File 1.04 KB 0644
warn.cocci File 1.62 KB 0644