csky: Fixup dead loop in show_stack
authorGuo Ren <ren_guo@c-sky.com>
Thu, 31 Jan 2019 06:34:37 +0000 (14:34 +0800)
committerGuo Ren <ren_guo@c-sky.com>
Wed, 13 Feb 2019 01:48:14 +0000 (09:48 +0800)
commit131aee8b9807bc98379fa5a0270389dbc7dcec90
tree7a627f509aec9f17e36bd540b44fd167ef0e0482
parent76d21d186a65523b08ea5f70302e2c29ee8f6a8d
csky: Fixup dead loop in show_stack

When STACKTRACE is enabled, we must pass fp as stack for unwind,
otherwise random value in stack will casue a dead loop.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Reported-by: Lu Baoquan <lu.baoquan@intellif.com>
arch/csky/kernel/dumpstack.c