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* [PATCH] hciattach: makes set_speed return error if any one operation fail
@ 2010-11-23 10:39 Suraj Sumangala
  2010-11-23 11:10 ` Johan Hedberg
  0 siblings, 1 reply; 2+ messages in thread
From: Suraj Sumangala @ 2010-11-23 10:39 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: Jothikumar.Mothilal, Suraj Sumangala

This patch lets set_speed function changing UART baud rate
to return an error code if any one operation fails
instead of returning only the last operation's status.

---
 tools/hciattach.c |   13 ++++++++++---
 1 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/tools/hciattach.c b/tools/hciattach.c
index fd53710..7cb8e9e 100644
--- a/tools/hciattach.c
+++ b/tools/hciattach.c
@@ -144,9 +144,16 @@ static int uart_speed(int s)
 
 int set_speed(int fd, struct termios *ti, int speed)
 {
-	cfsetospeed(ti, uart_speed(speed));
-	cfsetispeed(ti, uart_speed(speed));
-	return tcsetattr(fd, TCSANOW, ti);
+	if (cfsetospeed(ti, uart_speed(speed)) < 0)
+		return -errno;
+
+	if (cfsetispeed(ti, uart_speed(speed)) < 0)
+		return -errno;
+
+	if (tcsetattr(fd, TCSANOW, ti) < 0)
+		return -errno;
+
+	return 0;
 }
 
 /*
-- 
1.7.0.4


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] hciattach: makes set_speed return error if any one operation fail
  2010-11-23 10:39 [PATCH] hciattach: makes set_speed return error if any one operation fail Suraj Sumangala
@ 2010-11-23 11:10 ` Johan Hedberg
  0 siblings, 0 replies; 2+ messages in thread
From: Johan Hedberg @ 2010-11-23 11:10 UTC (permalink / raw)
  To: Suraj Sumangala; +Cc: linux-bluetooth, Jothikumar.Mothilal

Hi Suraj,

On Tue, Nov 23, 2010, Suraj Sumangala wrote:
> This patch lets set_speed function changing UART baud rate
> to return an error code if any one operation fails
> instead of returning only the last operation's status.
> 
> ---
>  tools/hciattach.c |   13 ++++++++++---
>  1 files changed, 10 insertions(+), 3 deletions(-)

Pushed upstream. Thanks.

Johan

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2010-11-23 10:39 [PATCH] hciattach: makes set_speed return error if any one operation fail Suraj Sumangala
2010-11-23 11:10 ` Johan Hedberg

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