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/// /// Casting (void *) value returned by kmalloc is useless /// as mentioned in Documentation/CodingStyle, Chap 14. /// // Confidence: High // Copyright: 2009,2010 Nicolas Palix, DIKU. GPLv2. // URL: http://coccinelle.lip6.fr/ // Options: -no_includes -include_headers // // Keywords: kmalloc, kzalloc, kcalloc // Version min: < 2.6.12 kmalloc // Version min: < 2.6.12 kcalloc // Version min: 2.6.14 kzalloc // virtual context virtual patch virtual org virtual report //---------------------------------------------------------- // For context mode //---------------------------------------------------------- @depends on context@ type T; @@ * (T *) \(kmalloc\|kzalloc\|kcalloc\)(...) //---------------------------------------------------------- // For patch mode //---------------------------------------------------------- @depends on patch@ type T; @@ - (T *) \(kmalloc\|kzalloc\|kcalloc\)(...) //---------------------------------------------------------- // For org and report mode //---------------------------------------------------------- @r depends on org || report@ type T; position p; @@ (T@p *)\(kmalloc\|kzalloc\|kcalloc\)(...) @script:python depends on org@ p << r.p; t << r.T; @@ coccilib.org.print_safe_todo(p[0], t) @script:python depends on report@ p << r.p; t << r.T; @@ msg="WARNING: casting value returned by k[cmz]alloc to (%s *) is useless." % (t) coccilib.report.print_report(p[0], msg)