Stephen Hemminger 6712cc9c22 vmbus: don't return values for uninitalized channels ... For unsupported device types, the vmbus channel ringbuffer is never initialized, and therefore reading the sysfs files will return garbage or cause a kernel OOPS. Fixes: c2e5df616e ("vmbus: add per-channel sysfs info") Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com> Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Cc: <stable@vger.kernel.org> # 4.15 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>		2018-09-12 09:31:00 +02:00
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channel.c	Drivers: hv: vmbus: Remove use of slow_virt_to_phys()	2018-08-02 10:20:59 +02:00
channel_mgmt.c	Drivers: hv: vmbus: Reset the channel callback in vmbus_onoffer_rescind()	2018-08-02 10:20:59 +02:00
connection.c	Drivers: hv: vmbus: Removed an unnecessary cast from void *	2018-05-15 09:40:37 +02:00
hv.c	Drivers: hv: vmbus: Cleanup synic memory free path	2018-08-02 10:20:59 +02:00
hv_balloon.c	use the new async probing feature for the hyperv drivers	2018-07-03 13:02:28 +02:00
hv_fcopy.c	Drivers: hv: fcopy: restore correct transfer length	2017-09-22 10:29:54 +02:00
hv_kvp.c
hv_snapshot.c
hv_trace.c	hv: add SPDX license to trace	2018-03-28 13:24:56 +02:00
hv_trace.h	hv: add SPDX license to trace	2018-03-28 13:24:56 +02:00
hv_trace_balloon.h	hv_balloon: trace post_status	2018-03-06 09:57:17 -08:00
hv_util.c	use the new async probing feature for the hyperv drivers	2018-07-03 13:02:28 +02:00
hv_utils_transport.c	vfs: do bulk POLL* -> EPOLL* replacement	2018-02-11 14:34:03 -08:00
hv_utils_transport.h
hyperv_vmbus.h	Drivers: hv: vmbus: enable VMBus protocol version 5.0	2018-05-14 16:06:48 +02:00
Kconfig	hv: add SPDX license id to Kconfig	2018-03-28 13:24:56 +02:00
Makefile	hv_balloon: trace post_status	2018-03-06 09:57:17 -08:00
ring_buffer.c	Drivers: hv: vmbus: Add comments on ring buffer signaling	2018-07-03 13:02:28 +02:00
vmbus_drv.c	vmbus: don't return values for uninitalized channels	2018-09-12 09:31:00 +02:00