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authorLinus Torvalds <torvalds@linux-foundation.org>2012-05-28 21:39:07 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-28 21:39:07 +0400
commit905cec410a8b0ff3afb1845d6fe7215e0259b717 (patch)
treeffb5c7572737764c62fa82e12d6f49d0078d6941 /scripts/coccinelle/misc/ifaddr.cocci
parentda85d3426f52b3728671b1b1a67c6bed16915c0e (diff)
parent19a4b988955bc1d838a55c89d3d927f3d788a7dd (diff)
downloadlinux-905cec410a8b0ff3afb1845d6fe7215e0259b717.tar.xz
Merge branch 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild
Pull misc kbuild changes from Michal Marek: "The non-critical part of kbuild for 3.5 includes - two new coccinelle checks - fix for make deb-pkg to include generated headers in arch/*/include I have more make-deb-pkg fixes in the backlog, but these will likely have to wait for 3.6." * 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild: builddeb: include autogenerated header files scripts/coccinelle: sizeof of pointer scripts/coccinelle: address test is always true
Diffstat (limited to 'scripts/coccinelle/misc/ifaddr.cocci')
-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)