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| author | Changli Gao <xiaosuo@gmail.com> | 2011-01-06 16:37:36 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-01-11 03:13:33 +0300 |
| commit | 96545aeb7b4457594d764af4d689a738e97f14b8 (patch) | |
| tree | f916a4b5e95a336db645ab725a4301cc0d71001a /drivers/net/ppp_deflate.c | |
| parent | d7b92affba524e0ca848a5ab60649fb91190d9b5 (diff) | |
| download | linux-96545aeb7b4457594d764af4d689a738e97f14b8.tar.xz | |
net: ppp: use {get,put}_unaligned_be{16,32}
Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Reviewed-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ppp_deflate.c')
| -rw-r--r-- | drivers/net/ppp_deflate.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/net/ppp_deflate.c b/drivers/net/ppp_deflate.c index 695bc83e0cfd..43583309a65d 100644 --- a/drivers/net/ppp_deflate.c +++ b/drivers/net/ppp_deflate.c @@ -41,6 +41,7 @@ #include <linux/ppp-comp.h> #include <linux/zlib.h> +#include <asm/unaligned.h> /* * State for a Deflate (de)compressor. @@ -232,11 +233,9 @@ static int z_compress(void *arg, unsigned char *rptr, unsigned char *obuf, */ wptr[0] = PPP_ADDRESS(rptr); wptr[1] = PPP_CONTROL(rptr); - wptr[2] = PPP_COMP >> 8; - wptr[3] = PPP_COMP; + put_unaligned_be16(PPP_COMP, wptr + 2); wptr += PPP_HDRLEN; - wptr[0] = state->seqno >> 8; - wptr[1] = state->seqno; + put_unaligned_be16(state->seqno, wptr); wptr += DEFLATE_OVHD; olen = PPP_HDRLEN + DEFLATE_OVHD; state->strm.next_out = wptr; @@ -451,7 +450,7 @@ static int z_decompress(void *arg, unsigned char *ibuf, int isize, } /* Check the sequence number. */ - seq = (ibuf[PPP_HDRLEN] << 8) + ibuf[PPP_HDRLEN+1]; + seq = get_unaligned_be16(ibuf + PPP_HDRLEN); if (seq != (state->seqno & 0xffff)) { if (state->debug) printk(KERN_DEBUG "z_decompress%d: bad seq # %d, expected %d\n", |