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authorJulia Lawall <Julia.Lawall@lip6.fr>2012-04-21 22:14:58 +0400
committerMichal Marek <mmarek@suse.cz>2012-05-25 16:51:11 +0400
commit4619c2b8304a0751d9ec2ba89e11f387977c8cb4 (patch)
tree6563676768057551105790cc898edf7c6b825a38 /scripts/coccinelle
parentdd775ae2549217d3ae09363e3edb305d0fa19928 (diff)
downloadlinux-4619c2b8304a0751d9ec2ba89e11f387977c8cb4.tar.xz
scripts/coccinelle: address test is always true
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr> Signed-off-by: Michal Marek <mmarek@suse.cz>
Diffstat (limited to 'scripts/coccinelle')
-rw-r--r--scripts/coccinelle/misc/ifaddr.cocci35
1 files changed, 35 insertions, 0 deletions
diff --git a/scripts/coccinelle/misc/ifaddr.cocci b/scripts/coccinelle/misc/ifaddr.cocci
new file mode 100644
index 000000000000..3e4089a77000
--- /dev/null
+++ b/scripts/coccinelle/misc/ifaddr.cocci
@@ -0,0 +1,35 @@
+/// the address of a variable or field is non-zero is likely always to bo
+/// non-zero
+///
+// Confidence: High
+// Copyright: (C) 2012 Julia Lawall, INRIA/LIP6. GPLv2.
+// Copyright: (C) 2012 Gilles Muller, INRIA/LiP6. GPLv2.
+// URL: http://coccinelle.lip6.fr/
+// Comments:
+// Options: -no_includes -include_headers
+
+virtual org
+virtual report
+virtual context
+
+@r@
+expression x;
+statement S1,S2;
+position p;
+@@
+
+*if@p (&x)
+ S1 else S2
+
+@script:python depends on org@
+p << r.p;
+@@
+
+cocci.print_main("test of a variable/field address",p)
+
+@script:python depends on report@
+p << r.p;
+@@
+
+msg = "ERROR: test of a variable/field address"
+coccilib.report.print_report(p[0],msg)