[syzbot] upstream build error (16)

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit:    3dbdb38e Merge branch 'for-5.14' of git://git.kernel.org/p..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=11c93764300000
kernel config:  https://syzkaller.appspot.com/x/.config?x=caee64f929f74d56
dashboard link: https://syzkaller.appspot.com/bug?extid=567c9f52d94ad483cac5
userspace arch: arm

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+567c9f52d94ad483cac5@xxxxxxxxxxxxxxxxxxxxxxxxx

drivers/clk/hisilicon/clk-hi3559a.c:818: undefined reference to `hisi_reset_exit'
drivers/clk/hisilicon/clk-hi3559a.c:800: undefined reference to `hisi_reset_init'
arm-linux-gnueabi-ld: drivers/clk/hisilicon/clk-hi3559a.c:806: undefined reference to `hisi_reset_exit'

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