162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-only
262306a36Sopenharmony_ci///
362306a36Sopenharmony_ci/// Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(...))
462306a36Sopenharmony_ci///
562306a36Sopenharmony_ci// Confidence: High
662306a36Sopenharmony_ci// Copyright: (C) 2009, 2010 Nicolas Palix, DIKU.
762306a36Sopenharmony_ci// Copyright: (C) 2009, 2010 Julia Lawall, DIKU.
862306a36Sopenharmony_ci// Copyright: (C) 2009, 2010 Gilles Muller, INRIA/LiP6.
962306a36Sopenharmony_ci// URL: https://coccinelle.gitlabpages.inria.fr/website
1062306a36Sopenharmony_ci// Options:
1162306a36Sopenharmony_ci//
1262306a36Sopenharmony_ci// Keywords: ERR_PTR, PTR_ERR, ERR_CAST
1362306a36Sopenharmony_ci// Version min: 2.6.25
1462306a36Sopenharmony_ci//
1562306a36Sopenharmony_ci
1662306a36Sopenharmony_civirtual context
1762306a36Sopenharmony_civirtual patch
1862306a36Sopenharmony_civirtual org
1962306a36Sopenharmony_civirtual report
2062306a36Sopenharmony_ci
2162306a36Sopenharmony_ci
2262306a36Sopenharmony_ci@ depends on context && !patch && !org && !report@
2362306a36Sopenharmony_ciexpression x;
2462306a36Sopenharmony_ci@@
2562306a36Sopenharmony_ci
2662306a36Sopenharmony_ci* ERR_PTR(PTR_ERR(x))
2762306a36Sopenharmony_ci
2862306a36Sopenharmony_ci@ depends on !context && patch && !org && !report @
2962306a36Sopenharmony_ciexpression x;
3062306a36Sopenharmony_ci@@
3162306a36Sopenharmony_ci
3262306a36Sopenharmony_ci- ERR_PTR(PTR_ERR(x))
3362306a36Sopenharmony_ci+ ERR_CAST(x)
3462306a36Sopenharmony_ci
3562306a36Sopenharmony_ci@r depends on !context && !patch && (org || report)@
3662306a36Sopenharmony_ciexpression x;
3762306a36Sopenharmony_ciposition p;
3862306a36Sopenharmony_ci@@
3962306a36Sopenharmony_ci
4062306a36Sopenharmony_ci ERR_PTR@p(PTR_ERR(x))
4162306a36Sopenharmony_ci
4262306a36Sopenharmony_ci@script:python depends on org@
4362306a36Sopenharmony_cip << r.p;
4462306a36Sopenharmony_cix << r.x;
4562306a36Sopenharmony_ci@@
4662306a36Sopenharmony_ci
4762306a36Sopenharmony_cimsg="WARNING ERR_CAST can be used with %s" % (x)
4862306a36Sopenharmony_cimsg_safe=msg.replace("[","@(").replace("]",")")
4962306a36Sopenharmony_cicoccilib.org.print_todo(p[0], msg_safe)
5062306a36Sopenharmony_ci
5162306a36Sopenharmony_ci@script:python depends on report@
5262306a36Sopenharmony_cip << r.p;
5362306a36Sopenharmony_cix << r.x;
5462306a36Sopenharmony_ci@@
5562306a36Sopenharmony_ci
5662306a36Sopenharmony_cimsg="WARNING: ERR_CAST can be used with %s" % (x)
5762306a36Sopenharmony_cicoccilib.report.print_report(p[0], msg)
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