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[RFC,10/11] tcp_close(): check for close() errors too

Message ID 1320175230-27980-11-git-send-email-ehabkost@redhat.com
State New
Headers show

Commit Message

Eduardo Habkost Nov. 1, 2011, 7:20 p.m. UTC 
In case close() fails, we want to report the error back.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
 migration-tcp.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/migration-tcp.c b/migration-tcp.c
index 5aa742c..fd5fd56 100644
--- a/migration-tcp.c
+++ b/migration-tcp.c
@@ -40,12 +40,14 @@  static int socket_write(MigrationState *s, const void * buf, size_t size)
 
 static int tcp_close(MigrationState *s)
 {
+    int r = 0;
     DPRINTF("tcp_close\n");
     if (s->fd != -1) {
-        close(s->fd);
+        if (close(s->fd) < 0)
+            r = -errno;
         s->fd = -1;
     }
-    return 0;
+    return r;
 }
 
 static void tcp_wait_for_connect(void *opaque)