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authorPeter Maydell <peter.maydell@linaro.org>2016-06-29 19:14:48 +0100
committerPeter Maydell <peter.maydell@linaro.org>2016-06-29 19:14:48 +0100
commit1ec20c2a3aa5b90522d15fccf7f052a90f70ddaa (patch)
treeec9dc5923851bb31ea6ba07f351b9e9d458e7ef0 /hw/char/cadence_uart.c
parentef8757f1fe8095a256ee617e4dbac69d3b33ae94 (diff)
parent74b6ce43e3aacbb101018407196fc963e2c39fea (diff)
Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
* serial port fixes (Paolo) * Q35 modeling improvements (Paolo, Vasily) * chardev cleanup improvements (Marc-André) * iscsi bugfix (Peter L.) * cpu_exec patch from multi-arch patches (Peter C.) * pci-assign tweak (Lin Ma) # gpg: Signature made Wed 29 Jun 2016 15:56:30 BST # gpg: using RSA key 0xBFFBD25F78C7AE83 # gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" # gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" # Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4 E2F7 7E15 100C CD36 69B1 # Subkey fingerprint: F133 3857 4B66 2389 866C 7682 BFFB D25F 78C7 AE83 * remotes/bonzini/tags/for-upstream: (35 commits) socket: unlink unix socket on remove socket: add listen feature char: clean up remaining chardevs when leaving vhost-user: disable chardev handlers on close vhost-user-test: fix g_cond_wait_until compat implementation vl: smp_parse: fix regression ich9: implement SCI_IRQ_SEL register ich9: implement ACPI_EN register serial: reinstate watch after migration serial: remove watch on reset char: change qemu_chr_fe_add_watch to return unsigned serial: separate serial_xmit and serial_watch_cb serial: simplify tsr_retry reset serial: make tsr_retry unsigned iscsi: fix assertion in is_sector_request_lun_aligned target-*: Don't redefine cpu_exec() pci-assign: Move "Invalid ROM" error message to pci-assign-load-rom.c vnc: generalize "VNC server running on ..." message scsi: esp: fix migration MC146818 RTC: add GPIO access to output IRQ ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/char/cadence_uart.c')
-rw-r--r--hw/char/cadence_uart.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/hw/char/cadence_uart.c b/hw/char/cadence_uart.c
index 844542fd5a..e3bc52f7df 100644
--- a/hw/char/cadence_uart.c
+++ b/hw/char/cadence_uart.c
@@ -295,9 +295,12 @@ static gboolean cadence_uart_xmit(GIOChannel *chan, GIOCondition cond,
}
if (s->tx_count) {
- int r = qemu_chr_fe_add_watch(s->chr, G_IO_OUT|G_IO_HUP,
- cadence_uart_xmit, s);
- assert(r);
+ guint r = qemu_chr_fe_add_watch(s->chr, G_IO_OUT|G_IO_HUP,
+ cadence_uart_xmit, s);
+ if (!r) {
+ s->tx_count = 0;
+ return FALSE;
+ }
}
uart_update_status(s);