linux-kernel - [PATCH 16/21] IIO: ti_adc: Fix allocation count of FIFO buffer.

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Date:	Wed, 17 Jul 2013 18:26:45 +0100
From:	Zubair Lutfullah <zubair.lutfullah@...il.com>
To:	jic23@....ac.uk
Cc:	linux-iio@...r.kernel.org, gregkh@...uxfoundation.org,
	linux-kernel@...r.kernel.org, koen@...inion.thruhere.net,
	zubair.lutfullah@...il.com
Subject: [PATCH 16/21] IIO: ti_adc: Fix allocation count of FIFO buffer.

Allocating an extra byte is not necessary here. The driver will check

that the allocation is large enough to satisfy the IIO subsystem.

Signed-off-by: Russ Dill <Russ.Dill@...com>
Signed-off-by: Zubair Lutfullah <zubair.lutfullah@...il.com>
---
 drivers/iio/adc/ti_am335x_adc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index c257169..21294f2 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -219,7 +219,7 @@ static void tiadc_poll_handler(struct work_struct *work_s)
                 goto out;
         }
 
-        iBuf = kmalloc((fifo1count + 1) * sizeof(u32), GFP_KERNEL);
+        iBuf = kmalloc((fifo1count) * sizeof(u32), GFP_KERNEL);
         if (iBuf == NULL)
                 goto out;
         /*
-- 
1.7.9.5

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