tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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Make sock_sendpage() use kernel_sendpage()

kernel_sendpage() does the proper default case handling for when the
socket doesn't have a native sendpage implementation.

Now, arguably this might be something that we could instead solve by
just specifying that all protocols should do it themselves at the
protocol level, but we really only care about the common protocols.
Does anybody really care about sendpage on something like Appletalk? Not
likely.

Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Julien TINNES <julien@cr0.org>
Acked-by: Tavis Ormandy <taviso@sdf.lonestar.org>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Linus Torvalds e6949583 a3620f75

+1 -1
+1 -1
net/socket.c
··· 736 736 if (more) 737 737 flags |= MSG_MORE; 738 738 739 - return sock->ops->sendpage(sock, page, offset, size, flags); 739 + return kernel_sendpage(sock, page, offset, size, flags); 740 740 } 741 741 742 742 static ssize_t sock_splice_read(struct file *file, loff_t *ppos,