added typecast for a malloc() return, and added check for NULL

2 files changed, 8 insertions, 2 deletions

diff --git a/lib/hash.c b/lib/hash.c
index 1ed3cc21a..15f2029c8 100644
--- a/lib/hash.c
+++ b/lib/hash.c
@@ -101,7 +101,10 @@ curl_hash_alloc(int slots, curl_hash_dtor dtor)
 {
   curl_hash *h;
 
-  h = malloc(sizeof(curl_hash));
+  h = (curl_hash *)malloc(sizeof(curl_hash));
+  if(NULL = h)
+    return NULL;
+
   curl_hash_init(h, slots, dtor);
 
   return h;
diff --git a/lib/llist.c b/lib/llist.c
index b031cf6ac..9103ff254 100644
--- a/lib/llist.c
+++ b/lib/llist.c
@@ -46,7 +46,10 @@ curl_llist_alloc(curl_llist_dtor dtor)
 {
   curl_llist *list;
 
-  list = malloc(sizeof(curl_llist));
+  list = (curl_llist *)malloc(sizeof(curl_llist));
+  if(NULL == list)
+    return NULL;
+
   curl_llist_init(list, dtor);
 
   return list;