Fix uninitialized memory.

crlf0710 · crlf0710 · commit 20a23a2cc199 · 2018-08-16T10:02:10.000+08:00
diff --git a/tectonic/core-kpathutil.c b/tectonic/core-kpathutil.c
@@ -36,7 +36,7 @@ xcalloc (size_t nelem,  size_t elsize)
 void *
 xmalloc (size_t size)
 {
-    void *new_mem = malloc(size ? size : 1);
+    void *new_mem = calloc(1, size ? size : 1);
 
     if (new_mem == NULL)
         _tt_abort ("xmalloc request for %lu bytes failed", (unsigned long) size);

Original file line number	Diff line number	Diff line change
`@@ -36,7 +36,7 @@ xcalloc (size_t nelem, size_t elsize)`
`36`	`36`	`void *`
`37`	`37`	`xmalloc (size_t size)`
`38`	`38`	`{`
`39`		`- void *new_mem = malloc(size ? size : 1);`
	`39`	`+ void *new_mem = calloc(1, size ? size : 1);`
`40`	`40`
`41`	`41`	`if (new_mem == NULL)`
`42`	`42`	`_tt_abort ("xmalloc request for %lu bytes failed", (unsigned long) size);`