Fix NULL in strdup

Caerbannog · Jan 18, 2015 · 09fdd8e · 09fdd8e
1 parent 23ddfa4
commit 09fdd8e
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/httpclient.c b/httpclient.c
@@ -37,9 +37,14 @@ typedef struct {
 
 static char * esp_strdup(const char * str)
 {
+	if (str == NULL) {
+		return NULL;
+	}
 	char * new_str = (char *)os_malloc(os_strlen(str) + 1); // 1 for null character
-	if (new_str == NULL)
+	if (new_str == NULL) {
+		os_printf("esp_strdup: malloc error");
 		return NULL;
+	}
 	os_strcpy(new_str, str);
 	return new_str;
 }