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Update PO files.
[libguestfs.git]
/
daemon
/
zero.c
diff --git
a/daemon/zero.c
b/daemon/zero.c
index
ce45ae2
..
0ade242
100644
(file)
--- a/
daemon/zero.c
+++ b/
daemon/zero.c
@@
-41,10
+41,20
@@
do_zero (const char *device)
memset (buf, 0, sizeof buf);
memset (buf, 0, sizeof buf);
+ int err = 0;
+ int saved_errno = 0;
for (i = 0; i < 32; ++i)
for (i = 0; i < 32; ++i)
- (void) write (fd, buf, sizeof buf);
-
- close (fd);
+ if (write (fd, buf, sizeof buf) != sizeof buf) {
+ saved_errno = errno;
+ err = -1;
+ }
+
+ if (close (fd) && saved_errno == 0) {
+ saved_errno = errno;
+ err = -1;
+ }
- return 0;
+ if (saved_errno)
+ errno = saved_errno;
+ return err;
}
}