From: Andrew Morton <akpm@linux-foundation.org>

ERROR: do not use C99 // comments
#332: FILE: drivers/spi/mcp23s08.c:283:
+		// FIXME check status...

total: 1 errors, 0 warnings, 399 lines checked
Your patch has style problems, please review.  If any of these errors
are false positives report them to the maintainer, see
CHECKPATCH in MAINTAINERS.

Please run checkpatch prior to sending patches

Cc: David Brownell <david-b@pacbell.net>
Cc: David Brownell <dbrownell@users.sourceforge.net>
Cc: Florian Fainelli <florian.fainelli@telecomint.eu>
Cc: Haavard Skinnemoen <hskinnemoen@atmel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/spi/mcp23s08.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -puN drivers/spi/mcp23s08.c~mcp23s08-spi-gpio-expander-checkpatch-fixes drivers/spi/mcp23s08.c
--- a/drivers/spi/mcp23s08.c~mcp23s08-spi-gpio-expander-checkpatch-fixes
+++ a/drivers/spi/mcp23s08.c
@@ -280,7 +280,7 @@ static int mcp23s08_probe(struct spi_dev
 		memcpy(&tx[2], &mcp->cache[MCP_IPOL], sizeof(tx) - 2);
 		status = spi_write_then_read(mcp->spi, tx, sizeof tx, NULL, 0);
 
-		// FIXME check status...
+		/* FIXME check status... */
 	}
 
 	status = gpiochip_add(&mcp->chip);
_