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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /scripts/coccinelle/api/err_cast.cocci | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | scripts/coccinelle/api/err_cast.cocci | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/scripts/coccinelle/api/err_cast.cocci b/scripts/coccinelle/api/err_cast.cocci new file mode 100644 index 000000000..0e661c8d8 --- /dev/null +++ b/scripts/coccinelle/api/err_cast.cocci @@ -0,0 +1,57 @@ +// SPDX-License-Identifier: GPL-2.0-only +/// +/// Use ERR_CAST inlined function instead of ERR_PTR(PTR_ERR(...)) +/// +// Confidence: High +// Copyright: (C) 2009, 2010 Nicolas Palix, DIKU. +// Copyright: (C) 2009, 2010 Julia Lawall, DIKU. +// Copyright: (C) 2009, 2010 Gilles Muller, INRIA/LiP6. +// 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) |