Re: [Help] Null pointer exception in scatterwalk_start() in kernel-4.9

2018-11-28 Thread Herbert Xu
On Tue, Nov 20, 2018 at 07:09:53AM +, gongchen (E) wrote: > Hi Dear Herbert, > > Sorry to bother you , but we’ve met a problem in crypto module, > would you please kindly help us look into it ? Thank you very much. > > In the below function chain, scatterwalk_start()

[Help] Null pointer exception in scatterwalk_start() in kernel-4.9

2018-11-19 Thread gongchen (E)
Hi Dear Herbert, Sorry to bother you , but we’ve met a problem in crypto module, would you please kindly help us look into it ? Thank you very much. In the below function chain, scatterwalk_start() doesn't check the result of sg_next(), so the kernel will crash if sg_ne