chg: use calloc

client/tinycbor/open_memstream.c

@@ -90,7 +90,7 @@ static int close_buffer(void *cookie)
 
 FILE *open_memstream(char **bufptr, size_t *lenptr)
 {
-    struct Buffer *b = (struct Buffer *)malloc(sizeof(struct Buffer));
+    struct Buffer *b = (struct Buffer *)calloc(sizeof(struct Buffer), sizeof(uint8_t));
     if (b == NULL)
         return NULL;
     b->alloc = 0;

client/ui.c

@@ -196,7 +196,7 @@ void SetFlushAfterWrite(bool value) {
 
 	int i,j;
 	
-	int * output =  (int* ) malloc(sizeof(int) * len);	
+	int * output =  (int* ) calloc(sizeof(int) * len, sizeof(uint8_t));	
 	if ( !output ) return;
 	
 	// clear mem

client/util.c

@@ -884,8 +884,8 @@ extern void strcreplace(char *buf, size_t len, char from, char to) {
 }
 
 extern char *strmcopy(char *buf) {
-	char* str = NULL;
-	if ((str = (char*) malloc(strlen(buf) + 1)) != NULL) {
+	char* str = (char*) calloc(strlen(buf) + 1, sizeof(uint8_t));
+	if (str != NULL) {
 		memset(str, 0, strlen(buf) + 1);
 		strcpy(str, buf);
 	}