X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=json.c;h=cba370ab4bdc59f70c425f9cea38fd63f4e47829;hp=ea61af72c422ad575238eaef2f4b4b2153a471d2;hb=c3afb7639f41e58e44481151e3aa4caa6be789f6;hpb=d366a95e3c140e628efbac6448605455d8bd2dfc

diff --git a/json.c b/json.c
index ea61af72..cba370ab 100644
--- a/json.c
+++ b/json.c
@@ -63,24 +63,28 @@ static char *strdup_escape(const char *str)
 	char *p, *ret;
 	int escapes;
 
+	if (!strlen(str))
+		return NULL;
+
 	escapes = 0;
 	while ((input = strpbrk(input, "\\\"")) != NULL) {
 		escapes++;
 		input++;
 	}
 
-	p = ret = malloc(strlen(str) + escapes);
+	p = ret = malloc(strlen(str) + escapes + 1);
 	while (*str) {
 		if (*str == '\\' || *str == '\"')
 			*p++ = '\\';
 		*p++ = *str++;
 	}
+	*p = '\0';
 
 	return ret;
 }
 
 /*
- * Valid JSON strings must escape '"' and '/' with a preceeding '/'
+ * Valid JSON strings must escape '"' and '/' with a preceding '/'
  */
 static struct json_value *json_create_value_string(const char *str)
 {