xz: Fix return value type in io_write_buf().

It didn't affect the behavior of the code since -1
becomes true anyway.

diff --git a/src/xz/file_io.c b/src/xz/file_io.c
index 21cdecb08f911ca0adca54527e847167323e90d8..a54dfa2eda2b39b99c9967997c4175807874b8b9 100644 (file)
--- a/src/xz/file_io.c
+++ b/src/xz/file_io.c
@@ -1035,7 +1035,7 @@ io_write_buf(file_pair *pair, const uint8_t *buf, size_t size)
                if (amount == -1) {
                        if (errno == EINTR) {
                                if (user_abort)
-                                       return -1;
+                                       return true;
 
                                continue;
                        }