Revert to Fedora kernel-2.6.17-1.2187_FC5 patched with vs2.0.2.1; there are too many...

[linux-2.6.git] / drivers / serial / jsm / jsm_tty.c

diff --git a/drivers/serial/jsm/jsm_tty.c b/drivers/serial/jsm/jsm_tty.c
index f8262e6..7d82370 100644 (file)
--- a/drivers/serial/jsm/jsm_tty.c
+++ b/drivers/serial/jsm/jsm_tty.c
@@ -588,6 +588,13 @@ void jsm_input(struct jsm_channel *ch)
        len = min(len, (N_TTY_BUF_SIZE - 1) - tp->read_cnt);
        ld = tty_ldisc_ref(tp);
 
+       /*
+        * If the DONT_FLIP flag is on, don't flush our buffer, and act
+        * like the ld doesn't have any space to put the data right now.
+        */
+       if (test_bit(TTY_DONT_FLIP, &tp->flags))
+               len = 0;
+
        /*
         * If we were unable to get a reference to the ld,
         * don't flush our buffer, and act like the ld doesn't