summaryrefslogtreecommitdiff
path: root/drivers/net/ppp_deflate.c
diff options
context:
space:
mode:
authorChangli Gao <xiaosuo@gmail.com>2011-01-06 16:37:36 +0300
committerDavid S. Miller <davem@davemloft.net>2011-01-11 03:13:33 +0300
commit96545aeb7b4457594d764af4d689a738e97f14b8 (patch)
treef916a4b5e95a336db645ab725a4301cc0d71001a /drivers/net/ppp_deflate.c
parentd7b92affba524e0ca848a5ab60649fb91190d9b5 (diff)
downloadlinux-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.c9
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",