Re: [PATCH] crypto: change hwrng device default permissions to 0444

2017-07-13 Thread PrasannaKumar Muralidharan
Hi Herbert, On 12 July 2017 at 15:43, Herbert Xu wrote: > Hmm, one usage scenario for /dev/hwrng is to feed rngd which then > feeds into /dev/random. In that case it may not be desirable to > allow arbitrary access to hwrgn since it may cause the rate of > entropy

Re: [PATCH] crypto: change hwrng device default permissions to 0444

2017-07-13 Thread Harald Freudenberger
On 07/12/2017 12:13 PM, Herbert Xu wrote: > On Mon, Jul 03, 2017 at 12:37:59PM +0200, Harald Freudenberger wrote: >> Currently /dev/hwrng uses default device node permissions >> which is 0600. So by default the device node is not accessible >> by an ordinary user. Some distros do rewrite the

Re: [PATCH] crypto: change hwrng device default permissions to 0444

2017-07-12 Thread Herbert Xu
On Mon, Jul 03, 2017 at 12:37:59PM +0200, Harald Freudenberger wrote: > Currently /dev/hwrng uses default device node permissions > which is 0600. So by default the device node is not accessible > by an ordinary user. Some distros do rewrite the device node > permissions via udev rule, others