[PATCH] arch: cris: arch-v32: drivers: sync_serial.c: Remove unused function

[Rickard Strandqvist]

Remove the function sync_data_avail_to_end() that is not used anywhere.

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>
---
 arch/cris/arch-v32/drivers/sync_serial.c |   20 --------------------
 1 file changed, 20 deletions(-)

diff --git a/arch/cris/arch-v32/drivers/sync_serial.c b/arch/cris/arch-v32/drivers/sync_serial.c
index 5a14913..4781514 100644
--- a/arch/cris/arch-v32/drivers/sync_serial.c
+++ b/arch/cris/arch-v32/drivers/sync_serial.c
@@ -409,26 +409,6 @@ static inline int sync_data_avail(struct sync_port *port)
 	return avail;
 }
 
-static inline int sync_data_avail_to_end(struct sync_port *port)
-{
-	int avail;
-	unsigned char *start;
-	unsigned char *end;
-
-	start = (unsigned char*)port->readp; /* cast away volatile */
-	end = (unsigned char*)port->writep;  /* cast away volatile */
-	/* 0123456789  0123456789
-	 *  -----           -----
-	 *  ^rp  ^wp    ^wp ^rp
-	 */
-
-	if (end >= start)
-		avail = end - start;
-	else
-		avail = port->flip + port->in_buffer_size - start;
-	return avail;
-}
-
 static int sync_serial_open(struct inode *inode, struct file *file)
 {
 	int dev = iminor(inode);
-- 
1.7.10.4

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