관리-도구

편집 파일: bugon.cocci

// SPDX-License-Identifier: GPL-2.0-only /// 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. // 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)