[Qemu-devel] [PATCH v2 1/2] milkymist-uart: use qemu_chr_fe_write_all() instead of qemu_chr_fe_write()

[Antony Pavlov]

qemu_chr_fe_write() is capable of returning 0
to indicate EAGAIN (and friends) and we don't
handle this.

Just change it to qemu_chr_fe_write_all() to fix.

Reported-by: Peter Crosthwaite <address@hidden>
Signed-off-by: Antony Pavlov <address@hidden>
CC: Peter Crosthwaite <address@hidden>
CC: Michael Walle <address@hidden>
CC: Andreas Färber <address@hidden>
---
 hw/char/milkymist-uart.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/char/milkymist-uart.c b/hw/char/milkymist-uart.c
index 2e4b5c5..6e4bc20 100644
--- a/hw/char/milkymist-uart.c
+++ b/hw/char/milkymist-uart.c
@@ -124,7 +124,7 @@ static void uart_write(void *opaque, hwaddr addr, uint64_t 
value,
     switch (addr) {
     case R_RXTX:
         if (s->chr) {
-            qemu_chr_fe_write(s->chr, &ch, 1);
+            qemu_chr_fe_write_all(s->chr, &ch, 1);
         }
         s->regs[R_STAT] |= STAT_TX_EVT;
         break;
-- 
1.8.4.rc3