From: Ondřej Surý <ondrej@sury.org>
Date: Tue, 23 Jul 2019 14:54:52 +0000 (-0400)
Subject: Add spatch for isc_mem_allocate; it also cannot fail gracefully
X-Git-Tag: v9.15.3~32^2~6
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=3c1d4298af5897149a488bc16a1b2dfc55401b53;p=thirdparty%2Fbind9.git

Add spatch for isc_mem_allocate; it also cannot fail gracefully
---

diff --git a/cocci/isc_mem_allocate_never_fail.spatch b/cocci/isc_mem_allocate_never_fail.spatch
new file mode 100644
index 00000000000..c7e60690614
--- /dev/null
+++ b/cocci/isc_mem_allocate_never_fail.spatch
@@ -0,0 +1,41 @@
+@@
+statement S;
+expression V;
+@@
+
+V = isc_mem_allocate(...);
+- if (V == NULL) S
+
+@@
+type T;
+statement S;
+expression V;
+@@
+
+V = (T *)isc_mem_allocate(...);
+- if (V == NULL) S
+
+@@
+statement S;
+expression V;
+@@
+
+if (V == NULL) V = isc_mem_allocate(...);
+- if (V == NULL) S
+
+@@
+statement S1, S2;
+expression V;
+@@
+
+V = isc_mem_allocate(...);
+- if (V == NULL) S1 else { S2 }
++ S2
+
+@@
+type T;
+expression V, E1, E2;
+@@
+
+- V = (T)isc_mem_allocate(E1, E2);
++ V = isc_mem_allocate(E1, E2);