net/9p: set error to EREMOTEIO if trans->write returns zero

If trans->write returns 0, p9_write_work goes through the error path, but sets the error code to zero. This patch sets the error code to EREMOTEIO if trans->write returns zero value. Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
git-mirror · Jul 14, 2007 · 1d6b560 · 1d6b560
1 parent e46662b
commit 1d6b560
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/net/9p/mux.c b/net/9p/mux.c
@@ -505,8 +505,12 @@ static void p9_write_work(struct work_struct *work)
 		return;
 	}
 
-	if (err <= 0)
+	if (err < 0)
+		goto error;
+	else if (err == 0) {
+		err = -EREMOTEIO;
 		goto error;
+	}
 
 	m->wpos += err;
 	if (m->wpos == m->wsize)