Re: [PATCH v6 3/8] bus: mhi: core: Add range check for channel id received in event ring

2020-05-08 Thread Manivannan Sadhasivam
Hi Hemant, On Fri, May 08, 2020 at 10:34:13AM -0700, Hemant Kumar wrote: > Hi Mani, > > On 5/7/20 10:45 PM, Manivannan Sadhasivam wrote: > > On Tue, May 05, 2020 at 03:47:07PM -0700, Bhaumik Bhatt wrote: > > > From: Hemant Kumar > > > > > > MHI data completion handler function reads channel id

Re: [PATCH v6 3/8] bus: mhi: core: Add range check for channel id received in event ring

2020-05-08 Thread Hemant Kumar
Hi Mani, On 5/7/20 10:45 PM, Manivannan Sadhasivam wrote: On Tue, May 05, 2020 at 03:47:07PM -0700, Bhaumik Bhatt wrote: From: Hemant Kumar MHI data completion handler function reads channel id from event ring element. Value is under the control of MHI devices and can be any value between 0 a

Re: [PATCH v6 3/8] bus: mhi: core: Add range check for channel id received in event ring

2020-05-07 Thread Manivannan Sadhasivam
On Tue, May 05, 2020 at 03:47:07PM -0700, Bhaumik Bhatt wrote: > From: Hemant Kumar > > MHI data completion handler function reads channel id from event > ring element. Value is under the control of MHI devices and can be > any value between 0 and 255. In order to prevent out of bound access > ad

[PATCH v6 3/8] bus: mhi: core: Add range check for channel id received in event ring

2020-05-05 Thread Bhaumik Bhatt
From: Hemant Kumar MHI data completion handler function reads channel id from event ring element. Value is under the control of MHI devices and can be any value between 0 and 255. In order to prevent out of bound access add a bound check against the max channel supported by controller and skip pr