Re: [PATCH] Drivers: hv: vmbus: Check for ring when getting debug info

2018-12-18 Thread Sasha Levin
On Mon, Dec 17, 2018 at 08:16:09PM +, Dexuan Cui wrote: fc96df16a1ce is good and can already fix the "return stack garbage" issue, but let's also improve hv_ringbuffer_get_debuginfo(), which would silently return stack garbage, if people forget to check channel->state or

[PATCH] Drivers: hv: vmbus: Check for ring when getting debug info

2018-12-17 Thread Dexuan Cui
fc96df16a1ce is good and can already fix the "return stack garbage" issue, but let's also improve hv_ringbuffer_get_debuginfo(), which would silently return stack garbage, if people forget to check channel->state or ring_info->ring_buffer, when using the function in the future. Having an error