Fix *xattr decoding

* file.c (print_xattr_val): Do not attempt to decode a zero sized array. Fixes RH#885233.
2012-12-07 21:38:52 +00:00 · 2012-12-07 21:38:52 +00:00 · 1f21513c38
commit 1f21513c38
parent eff5c0e60c
1 changed files with 2 additions and 0 deletions
--- a/file.c
+++ b/file.c
@ -2466,6 +2466,8 @@ print_xattr_val(struct tcb *tcp, int failed,
 		unsigned long insize,
 		unsigned long size)
 {
+	if (insize == 0)
+		failed = 1;
 	if (!failed) {
 		unsigned long capacity = 4 * size + 1;
 		unsigned char *buf = (capacity < size) ? NULL : malloc(capacity);