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| author | Eric Dumazet <edumazet@google.com> | 2015-01-16 14:39:30 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-01-18 05:58:37 +0100 |
| commit | ff8b335610cac5509156f28e03355c895bcc94f5 (patch) | |
| tree | 01937eec933a217996c434c1d613ca7513e22159 /drivers/net/ethernet/sun/niu.c | |
| parent | socket: use ki_nbytes instead of iov_length() (diff) | |
| download | linux-ff8b335610cac5509156f28e03355c895bcc94f5.tar.xz linux-ff8b335610cac5509156f28e03355c895bcc94f5.zip | |
niu: remove one compound_head() call
After a "page = alloc_page(mask);", we do not need to use
compound_head() : page already points to the right place.
This would be true even if using alloc_pages().
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sun/niu.c')
| -rw-r--r-- | drivers/net/ethernet/sun/niu.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c index 0c6416213837..4b51f903fb73 100644 --- a/drivers/net/ethernet/sun/niu.c +++ b/drivers/net/ethernet/sun/niu.c @@ -3341,8 +3341,7 @@ static int niu_rbr_add_page(struct niu *np, struct rx_ring_info *rp, niu_hash_page(rp, page, addr); if (rp->rbr_blocks_per_page > 1) - atomic_add(rp->rbr_blocks_per_page - 1, - &compound_head(page)->_count); + atomic_add(rp->rbr_blocks_per_page - 1, &page->_count); for (i = 0; i < rp->rbr_blocks_per_page; i++) { __le32 *rbr = &rp->rbr[start_index + i]; |