linux-kernel - [PATCH] staging: gs_fpgaboot: io.c: Remove unused function

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Date:	Thu,  1 Jan 2015 17:23:13 +0100
From:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Insop Song <insop.song@...nspeed.com>
Cc:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Paul Bolle <pebolle@...cali.nl>,
	Monam Agarwal <monamagarwal123@...il.com>,
	Michał Bartoszkiewicz 
	<mbartoszkiewicz@...il.com>, Rocco Folino <lordzen87@...il.com>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: gs_fpgaboot: io.c:  Remove unused function

Remove the function bitswap() 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@...ctrumdigital.se>
---
 drivers/staging/gs_fpgaboot/io.c |    9 ---------
 1 file changed, 9 deletions(-)

diff --git a/drivers/staging/gs_fpgaboot/io.c b/drivers/staging/gs_fpgaboot/io.c
index b260e45..819db53 100644
--- a/drivers/staging/gs_fpgaboot/io.c
+++ b/drivers/staging/gs_fpgaboot/io.c
@@ -79,15 +79,6 @@ void xl_shift_bytes_out(enum wbus bus_byte, unsigned char *pdata)
 /*
  * generic bit swap for xilinx SYSTEMMAP FPGA programming
  */
-static inline unsigned char bitswap(unsigned char s)
-{
-	unsigned char d;
-
-	d = (((s&0x80)>>7) | ((s&0x40)>>5) | ((s&0x20)>>3) | ((s&0x10)>>1) |
-		((s&0x08)<<1) | ((s&0x04)<<3) | ((s&0x02)<<5) | ((s&0x01)<<7));
-	return d;
-}
-
 void xl_program_b(int32_t i)
 {
 }
-- 
1.7.10.4

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