net: properly release sk_frag.page

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[ Upstream commit 22a0e18eac ]

I mistakenly added the code to release sk->sk_frag in
sk_common_release() instead of sk_destruct()

TCP sockets using sk->sk_allocation == GFP_ATOMIC do no call
sk_common_release() at close time, thus leaking one (order-3) page.

iSCSI is using such sockets.

Fixes: 5640f76858 ("net: use a per task frag allocator")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Eric Dumazet 2017-03-15 13:21:28 -07:00 • committed by Greg Kroah-Hartman

parent 4d5bc781eb

commit e9c1b1ab12

1 changed files with 5 additions and 5 deletions

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net/core/sock.c

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