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(parent: 9db783b) | patch
net/llc: make opt unsigned in llc_ui_setsockopt()
authorDan Carpenter <error27@gmail.com>
Fri, 10 Sep 2010 01:56:16 +0000 (01:56 +0000)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 27 Sep 2010 00:18:19 +0000 (17:18 -0700)
commit5b11eef8e3d3e3b2ce9aae50f6ab4fd8451cfc5b
tree985782c7a2052f4564249b79879c833f9eb31288tree | snapshot
parent9db783be92c6c07d4ff6238d01022368a29e0d82commit | diff
net/llc: make opt unsigned in llc_ui_setsockopt()

commit 339db11b219f36cf7da61b390992d95bb6b7ba2e upstream.

The members of struct llc_sock are unsigned so if we pass a negative
value for "opt" it can cause a sign bug.  Also it can cause an integer
overflow when we multiply "opt * HZ".

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
net/llc/af_llc.c diff | blob | history
kernel
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