]> git.baikalelectronics.ru Git - kernel.git/commit
x86/Hyper-V: Free hv_panic_page when fail to register kmsg dump
authorTianyu Lan <Tianyu.Lan@microsoft.com>
Mon, 6 Apr 2020 15:53:27 +0000 (08:53 -0700)
committerWei Liu <wei.liu@kernel.org>
Fri, 10 Apr 2020 14:29:00 +0000 (15:29 +0100)
commit7354e4e09d2766ec5df2fb76f71f98cb8ae2187e
tree5c799e18df8d2d4c9a14c65e5e1704231aefaca8
parent76251466c46c010d400daddc3ef33423fcf6aaf6
x86/Hyper-V: Free hv_panic_page when fail to register kmsg dump

If kmsg_dump_register() fails, hv_panic_page will not be used
anywhere.  So free and reset it.

Fixes: d804a6e942cc ("Drivers: HV: Send one page worth of kmsg dump over Hyper-V during panic")
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Signed-off-by: Tianyu Lan <Tianyu.Lan@microsoft.com>
Link: https://lore.kernel.org/r/20200406155331.2105-3-Tianyu.Lan@microsoft.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
drivers/hv/vmbus_drv.c