Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 0433547a authored by Jason Wang's avatar Jason Wang Committed by David S. Miller
Browse files

net: use release_pages() in zerocopy_sg_from_iovec() 



To reduce the duplicated codes.

Signed-off-by: default avatarJason Wang <jasowang@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 234a4267

net/core/datagram.c

+2 −4
Original line number Diff line number Diff line
@@ -48,6 +48,7 @@ 
#include <linux/highmem.h>

#include <linux/spinlock.h>

#include <linux/slab.h>

#include <linux/pagemap.h>



#include <net/protocol.h>

#include <linux/skbuff.h>
@@ -638,10 +639,7 @@ int zerocopy_sg_from_iovec(struct sk_buff *skb, const struct iovec *from, 
			return -EMSGSIZE;

		num_pages = get_user_pages_fast(base, size, 0, &page[i]);

		if (num_pages != size) {

			int j;



			for (j = 0; j < num_pages; j++)

				put_page(page[i + j]);

			release_pages(&page[i], num_pages, 0);

			return -EFAULT;

		}

		truesize = size * PAGE_SIZE;