netrom: fix copying in user data in nr_setsockopt
authorChristoph Hellwig <hch@lst.de>
Tue, 4 Jan 2022 09:21:26 +0000 (10:21 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 11 Jan 2022 14:24:59 +0000 (15:24 +0100)
commita7c2cae997db6d39a858f42d898d866058a7e035
treebcf8faced56c9cec8f64ed3a358c2a541ddc8906
parentbeeb0fdedae802a7fb606e955a81a56a2e3bbac1
netrom: fix copying in user data in nr_setsockopt

commit 3087a6f36ee028ec095c04a8531d7d33899b7fed upstream.

This code used to copy in an unsigned long worth of data before
the sockptr_t conversion, so restore that.

Fixes: a7b75c5a8c41 ("net: pass a sockptr_t into ->setsockopt")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/netrom/af_netrom.c