Xiang Xiao 650e18baa1 serial: Shouldn't mangle pid when ISIG is changed
Let's check ISIG flag directly instead

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
Change-Id: I060f70eefc79b1c34aa11ed4071179d2ae5fa5ca
2020-09-25 06:48:26 -07:00
..
2020-08-22 17:37:21 -06:00