USB: mos7840: test and propagate set_uart_reg return value

[Roel Kluin]

The test for an mos7840_set_uart_reg() error return value only works when
status is signed. propagate its error value.

Signed-off-by: Roel Kluin <12o3l@xxxxxxxxxx>
Cc: SL Baur <steve@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
 drivers/usb/serial/mos7840.c |    5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -1713,7 +1713,7 @@ static int mos7840_tiocmset(struct usb_s
 {
 	struct moschip_port *mos7840_port;
 	unsigned int mcr;
-	unsigned int status;
+	int status;
 
 	dbg("%s - port %d", __func__, port->number);
 
@@ -1740,11 +1740,10 @@ static int mos7840_tiocmset(struct usb_s
 
 	mos7840_port->shadowMCR = mcr;
 
-	status = 0;
 	status = mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER, mcr);
 	if (status < 0) {
 		dbg("setting MODEM_CONTROL_REGISTER Failed\n");
-		return -1;
+		return status;
 	}
 
 	return 0;


Patches currently in gregkh-2.6 which might be from 12o3l@xxxxxxxxxx are

usb/usb-mos7840-test-and-propagate-set_uart_reg-return-value.patch
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