206ad34d52
Lack of validation could lead to out-of-bound reads and information leaks (cf. usage of nvdev->chan_table[]). Check that the number of allocated sub-channels fits into the expected range. Suggested-by: Saruhan Karademir <skarade@microsoft.com> Signed-off-by: Andrea Parri (Microsoft) <parri.andrea@gmail.com> Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com> Acked-by: Jakub Kicinski <kuba@kernel.org> Cc: "David S. Miller" <davem@davemloft.net> Cc: Jakub Kicinski <kuba@kernel.org> Cc: netdev@vger.kernel.org Link: https://lore.kernel.org/r/20201118153310.112404-1-parri.andrea@gmail.com Signed-off-by: Wei Liu <wei.liu@kernel.org>