Commit-ID: f023d13d4b3034fa8613993b7bb34b694af1ad6a
Gitweb: http://git.kernel.org/tip/f023d13d4b3034fa8613993b7bb34b694af1ad6a
Author: Andreas Herrmann <andreas.herrmann@xxxxxxxxxxxxxxxxxx>
AuthorDate: Wed, 28 May 2014 22:28:06 +0200
Committer: Pekka Enberg <penberg@xxxxxxxxxx>
CommitDate: Fri, 30 May 2014 21:38:17 +0300
kvm tools: Return number of bytes written by term_putc
No caller is currently using the return value but better return
number of bytes written instead of 0 in case of an error.
Cc: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andreas Herrmann <andreas.herrmann@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Pekka Enberg <penberg@xxxxxxxxxx>
---
tools/kvm/term.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/kvm/term.c b/tools/kvm/term.c
index b153eed..1b8131a 100644
--- a/tools/kvm/term.c
+++ b/tools/kvm/term.c
@@ -57,7 +57,7 @@ int term_putc(char *addr, int cnt, int term)
while (num_remaining) {
ret = write(term_fds[term][TERM_FD_OUT], addr, num_remaining);
if (ret < 0)
- return 0;
+ return cnt - num_remaining;
num_remaining -= ret;
addr += ret;
}
--
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