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NAME	SIZE	ACTIONS
📄 array_size.cocci	1,696 B	[ EDIT ] \| [ DEL ]
📄 badty.cocci	1,722 B	[ EDIT ] \| [ DEL ]
📄 boolconv.cocci	1,472 B	[ EDIT ] \| [ DEL ]
📄 boolinit.cocci	2,249 B	[ EDIT ] \| [ DEL ]
📄 boolreturn.cocci	698 B	[ EDIT ] \| [ DEL ]
📄 bugon.cocci	1,482 B	[ EDIT ] \| [ DEL ]
📄 cond_no_effect.cocci	2,088 B	[ EDIT ] \| [ DEL ]
📄 cstptr.cocci	827 B	[ EDIT ] \| [ DEL ]
📄 doubleinit.cocci	1,391 B	[ EDIT ] \| [ DEL ]
📄 ifaddr.cocci	659 B	[ EDIT ] \| [ DEL ]
📄 ifcol.cocci	1,241 B	[ EDIT ] \| [ DEL ]
📄 irqf_oneshot.cocci	1,951 B	[ EDIT ] \| [ DEL ]
📄 newline_in_nl_msg.cocci	1,650 B	[ EDIT ] \| [ DEL ]
📄 noderef.cocci	1,194 B	[ EDIT ] \| [ DEL ]
📄 of_table.cocci	1,366 B	[ EDIT ] \| [ DEL ]
📄 orplus.cocci	1,028 B	[ EDIT ] \| [ DEL ]
📄 returnvar.cocci	1,253 B	[ EDIT ] \| [ DEL ]
📄 semicolon.cocci	1,062 B	[ EDIT ] \| [ DEL ]
📄 warn.cocci	1,661 B	[ EDIT ] \| [ DEL ]

[ CLOSE ]

EDIT: bugon.cocci

/// Use BUG_ON instead of a if condition followed by BUG.
///
//# This makes an effort to find cases where BUG() follows an if
//# condition on an expression and replaces the if condition and BUG()
//# with a BUG_ON having the conditional expression of the if statement
//# as argument.
//
// Confidence: High
// Copyright: (C) 2014 Himangi Saraogi.  GPLv2.
// Comments:
// Options: --no-includes --include-headers

virtual patch
virtual context
virtual org
virtual report

//----------------------------------------------------------
//  For context mode
//----------------------------------------------------------

@depends on context@
expression e;
@@

*if (e) BUG();

//----------------------------------------------------------
//  For patch mode
//----------------------------------------------------------

@depends on patch@
expression e;
@@

-if (e) BUG();
+BUG_ON(e);

//----------------------------------------------------------
//  For org and report mode
//----------------------------------------------------------

@r depends on (org || report)@
expression e;
position p;
@@

if (e) BUG@p ();

@script:python depends on org@
p << r.p;
@@

coccilib.org.print_todo(p[0], "WARNING use BUG_ON")

@script:python depends on report@
p << r.p;
@@

msg="WARNING: Use BUG_ON instead of if condition followed by BUG.\nPlease make sure the condition has no side effects (see conditional BUG_ON definition in include/asm-generic/bug.h)"
coccilib.report.print_report(p[0], msg)