Edit File: err_cast.cocci
/// /// Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(...)) /// // Confidence: High // Copyright: (C) 2009, 2010 Nicolas Palix, DIKU. GPLv2. // Copyright: (C) 2009, 2010 Julia Lawall, DIKU. GPLv2. // Copyright: (C) 2009, 2010 Gilles Muller, INRIA/LiP6. GPLv2. // URL: http://coccinelle.lip6.fr/ // Options: // // Keywords: ERR_PTR, PTR_ERR, ERR_CAST // Version min: 2.6.25 // virtual context virtual patch virtual org virtual report @ depends on context && !patch && !org && !report@ expression x; @@ * ERR_PTR(PTR_ERR(x)) @ depends on !context && patch && !org && !report @ expression x; @@ - ERR_PTR(PTR_ERR(x)) + ERR_CAST(x) @r depends on !context && !patch && (org || report)@ expression x; position p; @@ ERR_PTR@p(PTR_ERR(x)) @script:python depends on org@ p << r.p; x << r.x; @@ msg="WARNING ERR_CAST can be used with %s" % (x) msg_safe=msg.replace("[","@(").replace("]",")") coccilib.org.print_todo(p[0], msg_safe) @script:python depends on report@ p << r.p; x << r.x; @@ msg="WARNING: ERR_CAST can be used with %s" % (x) coccilib.report.print_report(p[0], msg)