42411: Assume current C librarires handle free(NULL)

2 files changed, 7 insertions, 4 deletions

diff --git a/ChangeLog b/ChangeLog
index c6b48d14a..463510d08 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2018-03-04  Peter Stephenson  <p.w.stephenson@ntlworld.com>
+
+	* Taylor West: 42411: Src/mem.c: assume any current C compiler
+	will handle NULL argument to free.
+
 2018-02-26  Peter Stephenson  <p.w.stephenson@ntlworld.com>
 
 	* 23180: Src/Zle/zle_tricky.c: Square brackets in dynamic
diff --git a/Src/mem.c b/Src/mem.c
index f1208197b..77e4375f0 100644
--- a/Src/mem.c
+++ b/Src/mem.c
@@ -1885,16 +1885,14 @@ bin_mem(char *name, char **argv, Options ops, int func)
 mod_export void
 zfree(void *p, UNUSED(int sz))
 {
-    if (p)
-	free(p);
+    free(p);
 }
 
 /**/
 mod_export void
 zsfree(char *p)
 {
-    if (p)
-	free(p);
+    free(p);
 }
 
 /**/