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staging: ks7010: replace PutUInt32 macro with put_unaligned_le32() 

This commit replaces PutUInt32 custom macro with put_unaligned_le32
 function included in the linux kernel.

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sergio Paracuellos 2018-03-28 17:24:22 +02:00 committed by Greg Kroah-Hartman
parent 9018154f1b
commit 8da5b3e7f7
1 changed files with 3 additions and 11 deletions
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14
drivers/staging/ks7010/michael_mic.c
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@ -12,21 +12,13 @@
#include <linux/types.h>
#include <linux/string.h>
#include <linux/bitops.h>
#include <asm/unaligned.h>
#include "michael_mic.h"
// Convert from Byte[] to UInt32 in a portable way
#define getUInt32(A, B) ((uint32_t)(A[B + 0] << 0) \
+ (A[B + 1] << 8) + (A[B + 2] << 16) + (A[B + 3] << 24))
// Convert from UInt32 to Byte[] in a portable way
#define putUInt32(A, B, C) \
do { \
A[B + 0] = (uint8_t)(C & 0xff); \
A[B + 1] = (uint8_t)((C >> 8) & 0xff); \
A[B + 2] = (uint8_t)((C >> 16) & 0xff); \
A[B + 3] = (uint8_t)((C >> 24) & 0xff); \
} while (0)
// Reset the state to the empty message.
static inline void michael_clear(struct michael_mic_t *mic)
{
@ -113,8 +105,8 @@ static void michael_get_mic(struct michael_mic_t *mic, uint8_t *dst)
MichaelBlockFunction(mic->l, mic->r);
MichaelBlockFunction(mic->l, mic->r);
// The appendByte function has already computed the result.
putUInt32(dst, 0, mic->l);
putUInt32(dst, 4, mic->r);
put_unaligned_le32(mic->l, dst);
put_unaligned_le32(mic->r, dst + 4);
// Reset to the empty message.
michael_clear(mic);