diff --git a/apps/example/epwget.c b/apps/example/epwget.c
index d0a0ea4..5d0aa84 100644
--- a/apps/example/epwget.c
+++ b/apps/example/epwget.c
@@ -734,6 +734,9 @@ main(int argc, char **argv)
 				TRACE_CONFIG("CPU limit should be smaller than the "
 						"number of CPUS: %d\n", num_cores);
 				return FALSE;
+			} else if (core_limit < 1) {
+				TRACE_CONFIG("CPU limit should be greater than 0\n");
+				return FALSE;
 			}
 			/** 
 			 * it is important that core limit is set 
diff --git a/mtcp/src/api.c b/mtcp/src/api.c
index 64a45a7..20eef13 100644
--- a/mtcp/src/api.c
+++ b/mtcp/src/api.c
@@ -395,7 +395,7 @@ mtcp_socket(mctx_t mctx, int domain, int type, int protocol)
 	}
 
 	if (type == SOCK_STREAM) {
-		type = MTCP_SOCK_STREAM;
+		type = (int)MTCP_SOCK_STREAM;
 	} else {
 		errno = EINVAL;
 		return -1;
diff --git a/util/http_parsing.c b/util/http_parsing.c
index 50116b2..a882299 100644
--- a/util/http_parsing.c
+++ b/util/http_parsing.c
@@ -106,12 +106,10 @@ http_header_str_val(const char* buf, const char *key, const int keylen,
 	}
 
 	/* copy value data */
-	if (temp) {
-		while (*temp && !CR_OR_NEWLINE(*temp) && i < value_len-1)
-			value[i++] = *temp++;
-		value[i] = 0;
-	}
-
+	while (*temp && !CR_OR_NEWLINE(*temp) && i < value_len-1)
+		value[i++] = *temp++;
+	value[i] = 0;
+	
 	if (i == 0) {
 		*value = 0;
 		return NULL;