diff --git a/tools/acrn-crashlog/common/fsutils.c b/tools/acrn-crashlog/common/fsutils.c
index 27b782a57..c2317dd36 100644
--- a/tools/acrn-crashlog/common/fsutils.c
+++ b/tools/acrn-crashlog/common/fsutils.c
@@ -1014,7 +1014,7 @@ fail_open:
 
 int read_file(const char *path, unsigned long *size, void **data)
 {
-	char tmp[1024] = "\0";
+	char tmp[1024];
 	int len = 0;
 	int fd = 0;
 	int memsize = 1; /* for '\0' */