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authorJoonsoo Kim <iamjoonsoo.kim@lge.com>2016-05-19 17:10:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-05-19 19:12:14 -0700
commit6d061f9f6136d477932088c24ce155d7dc785746 (patch)
tree826ccf493e5a9688bcb363fdc9c68705bf5ece1a /net/wireless
parent43efd3ea64f3cf8920e8793e6953321a466023e3 (diff)
downloadlinux-6d061f9f6136d477932088c24ce155d7dc785746.tar.bz2
mm/page_ref: use page_ref helper instead of direct modification of _count
page_reference manipulation functions are introduced to track down reference count change of the page. Use it instead of direct modification of _count. Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Cc: Hugh Dickins <hughd@google.com> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: "David S. Miller" <davem@davemloft.net> Cc: Sunil Goutham <sgoutham@cavium.com> Cc: Chris Metcalf <cmetcalf@mellanox.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/util.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 219bd197039e..4e809e978b7d 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -651,7 +651,7 @@ __frame_add_frag(struct sk_buff *skb, struct page *page,
struct skb_shared_info *sh = skb_shinfo(skb);
int page_offset;
- atomic_inc(&page->_count);
+ page_ref_inc(page);
page_offset = ptr - page_address(page);
skb_add_rx_frag(skb, sh->nr_frags, page, page_offset, len, size);
}