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| author | Eugenia Emantayev <eugenia@mellanox.com> | 2016-10-27 16:27:16 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-10-29 23:23:48 +0300 |
| commit | 4850cf4581578216468b7b3c3d06cc5abb0a697d (patch) | |
| tree | 2edd012551dd4f35a4700357471a7bc1cbfcaef8 /drivers/net/ethernet/micrel | |
| parent | 72da2e911f79d4c7132d7431a97d46659ee862be (diff) | |
| download | linux-4850cf4581578216468b7b3c3d06cc5abb0a697d.tar.xz | |
net/mlx4_en: Resolve dividing by zero in 32-bit system
When doing roundup_pow_of_two for large enough number with
bit 31, an overflow will occur and a value equal to 1 will
be returned. In this case 1 will be subtracted from the return
value and division by zero will be reached.
Fixes: 31c128b66e5b ("net/mlx4_en: Choose time-stamping shift value according to HW frequency")
Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/micrel')
0 files changed, 0 insertions, 0 deletions