[PATCH 35/36] tty: synclink: Mark disposable variables as __always_unused

[Lee Jones]

Fixes the following W=1 kernel build warning(s):

 drivers/tty/synclink.c: In function ‘usc_reset’:
 drivers/tty/synclink.c:5571:6: warning: variable ‘readval’ set but not used 
[-Wunused-but-set-variable]
 drivers/tty/synclink.c: In function ‘mgsl_load_pci_memory’:
 drivers/tty/synclink.c:7267:16: warning: variable ‘Dummy’ set but not used 
[-Wunused-but-set-variable]

Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Cc: Jiri Slaby <jirisl...@kernel.org>
Cc: pau...@microgate.com
Signed-off-by: Lee Jones <lee.jo...@linaro.org>
---
 drivers/tty/synclink.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/synclink.c b/drivers/tty/synclink.c
index c8324d58ef564..8ed64b1e7c378 100644
--- a/drivers/tty/synclink.c
+++ b/drivers/tty/synclink.c
@@ -5568,7 +5568,7 @@ static void usc_load_txfifo( struct mgsl_struct *info )
 static void usc_reset( struct mgsl_struct *info )
 {
        int i;
-       u32 readval;
+       u32 __always_unused readval;
 
        /* Set BIT30 of Misc Control Register */
        /* (Local Control Register 0x50) to force reset of USC. */
@@ -7264,7 +7264,7 @@ static void mgsl_load_pci_memory( char* TargetPtr, const 
char* SourcePtr,
 
        unsigned short Intervalcount = count / PCI_LOAD_INTERVAL;
        unsigned short Index;
-       unsigned long Dummy;
+       unsigned long __always_unused Dummy;
 
        for ( Index = 0 ; Index < Intervalcount ; Index++ )
        {
-- 
2.25.1