[RFC 2/8] sparc: prom: Use the return value from prom_nbputchar()

[Julian Calaby <julian.calaby@gmail.com>]

As prom_nbputchar() now returns 1 when it succeeds, use it instead
of decrementing len or incrementing buf - as this matches the
behaviour of prom_console_write_buf() in console_64.c

Signed-off-by: Julian Calaby <julian.calaby@gmail.com>
---
 arch/sparc/prom/console_32.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/sparc/prom/console_32.c b/arch/sparc/prom/console_32.c
index b05e3db..055368a 100644
--- a/arch/sparc/prom/console_32.c
+++ b/arch/sparc/prom/console_32.c
@@ -50,8 +50,7 @@ void prom_console_write_buf(const char *buf, int len)
 		int n = prom_nbputchar(buf);
 		if (n < 0)
 			continue;
-		len--;
-		buf++;
+		len -= n;
+		buf += n;
 	}
 }
-