Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1// SPDX-License-Identifier: GPL-2.0
2/// Use devm_platform_ioremap_resource helper which wraps
3/// platform_get_resource() and devm_ioremap_resource() together.
4///
5// Confidence: High
6// Copyright: (C) 2019 Himanshu Jha GPLv2.
7// Copyright: (C) 2019 Julia Lawall, Inria/LIP6. GPLv2.
8// Keywords: platform_get_resource, devm_ioremap_resource,
9// Keywords: devm_platform_ioremap_resource
10
11virtual patch
12virtual report
13
14@r depends on patch && !report@
15expression e1, e2, arg1, arg2, arg3;
16identifier id;
17@@
18
19(
20- id = platform_get_resource(arg1, IORESOURCE_MEM, arg2);
21|
22- struct resource *id = platform_get_resource(arg1, IORESOURCE_MEM, arg2);
23)
24 ... when != id
25- e1 = devm_ioremap_resource(arg3, id);
26+ e1 = devm_platform_ioremap_resource(arg1, arg2);
27 ... when != id
28? id = e2
29
30@r1 depends on patch && !report@
31identifier r.id;
32type T;
33@@
34
35- T *id;
36 ...when != id
37
38@r2 depends on report && !patch@
39identifier id;
40expression e1, e2, arg1, arg2, arg3;
41position j0;
42@@
43
44(
45 id = platform_get_resource(arg1, IORESOURCE_MEM, arg2);
46|
47 struct resource *id = platform_get_resource(arg1, IORESOURCE_MEM, arg2);
48)
49 ... when != id
50 e1@j0 = devm_ioremap_resource(arg3, id);
51 ... when != id
52? id = e2
53
54@script:python depends on report && !patch@
55e1 << r2.e1;
56j0 << r2.j0;
57@@
58
59msg = "WARNING: Use devm_platform_ioremap_resource for %s" % (e1)
60coccilib.report.print_report(j0[0], msg)