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| author | Emil Tantilov <emil.s.tantilov@intel.com> | 2014-10-16 15:49:02 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2014-10-16 02:21:03 -0700 |
| commit | 600a507ddcb99096731e1d96a3ebf43e20fc7f80 (patch) | |
| tree | 7adb7e47650db14b864e21d7bc31e54ad6914c72 /COPYING | |
| parent | f6b03c10a1b3f2c98ed23813997cdebef8aabeba (diff) | |
ixgbe: check for vfs outside of sriov_num_vfs before dereference
The check for vfinfo is not sufficient because it does not protect
against specifying vf that is outside of sriov_num_vfs range.
All of the ndo functions have a check for it except for
ixgbevf_ndo_set_spoofcheck().
The following patch is all we need to protect against this panic:
ip link set p96p1 vf 0 spoofchk off
BUG: unable to handle kernel NULL pointer dereference at 0000000000000052
IP: [<ffffffffa044a1c1>]
ixgbe_ndo_set_vf_spoofchk+0x51/0x150 [ixgbe]
Reported-by: Thierry Herbelot <thierry.herbelot@6wind.com>
Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Acked-by: Thierry Herbelot <thierry.herbelot@6wind.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'COPYING')
0 files changed, 0 insertions, 0 deletions