Xie XiuQi
3b70683fc4
ixgbe: fix signed-integer-overflow warning ...
ubsan report this warning, fix it by adding a unsigned suffix.
UBSAN: signed-integer-overflow in
drivers/net/ethernet/intel/ixgbe/ixgbe_common.c:2246:26
65535 * 65537 cannot be represented in type 'int'
CPU: 21 PID: 7 Comm: kworker/u256:0 Not tainted 5.7.0-rc3-debug+ #39
Hardware name: Huawei TaiShan 2280 V2/BC82AMDC, BIOS 2280-V2 03/27/2020
Workqueue: ixgbe ixgbe_service_task [ixgbe]
Call trace:
dump_backtrace+0x0/0x3f0
show_stack+0x28/0x38
dump_stack+0x154/0x1e4
ubsan_epilogue+0x18/0x60
handle_overflow+0xf8/0x148
__ubsan_handle_mul_overflow+0x34/0x48
ixgbe_fc_enable_generic+0x4d0/0x590 [ixgbe]
ixgbe_service_task+0xc20/0x1f78 [ixgbe]
process_one_work+0x8f0/0xf18
worker_thread+0x430/0x6d0
kthread+0x218/0x238
ret_from_fork+0x10/0x18
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Xie XiuQi <xiexiuqi@huawei.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2020-05-28 19:56:40 -07:00
2019-02-05 16:08:54 -08:00
2020-05-28 19:56:40 -07:00
2019-12-12 21:38:57 -08:00
2020-03-12 11:32:36 -07:00
2020-03-05 17:36:46 -08:00
2019-09-05 12:06:04 +02:00
2019-11-04 13:12:15 -08:00
2020-05-21 17:31:27 -07:00
2019-03-26 16:14:24 -07:00
2019-06-26 09:18:54 -07:00
2019-06-28 15:59:38 -07:00
2019-06-05 13:04:29 -07:00
2020-05-21 17:31:27 -07:00
2019-06-05 13:04:30 -07:00
2018-11-28 08:29:49 -08:00
2020-05-21 17:31:27 -07:00
2020-05-21 17:31:27 -07:00
2018-10-31 10:53:15 -07:00
3b70683fc4