Re: [PATCH RFC] media: videobuf2: fix the length check for mmap

2013-04-22 Thread Mauro Carvalho Chehab
Em 21-04-2013 19:38, Laurent Pinchart escreveu: Hi Mauro, On Friday 19 April 2013 08:18:01 Mauro Carvalho Chehab wrote: Em Fri, 19 Apr 2013 15:16:56 +0530 Prabhakar lad escreveu: From: Lad, Prabhakar prabhakar.cse...@gmail.com From commit 068a0df76023926af958a336a78bef60468d2033 [media]

Re: [PATCH RFC] media: videobuf2: fix the length check for mmap

2013-04-22 Thread Laurent Pinchart
Hi Mauro, On Friday 19 April 2013 08:18:01 Mauro Carvalho Chehab wrote: [snip] [media] videobuf2: fix the length check for mmap Memory maps typically require that the buffer size to be page s/that the/the/ aligned. Currently, two memops drivers do such alignment internally, but

Re: [PATCH RFC] media: videobuf2: fix the length check for mmap

2013-04-21 Thread Laurent Pinchart
Hi Mauro, On Friday 19 April 2013 08:18:01 Mauro Carvalho Chehab wrote: Em Fri, 19 Apr 2013 15:16:56 +0530 Prabhakar lad escreveu: From: Lad, Prabhakar prabhakar.cse...@gmail.com From commit 068a0df76023926af958a336a78bef60468d2033 [media] media: vb2: add length check for mmap patch

Re: [PATCH RFC] media: videobuf2: fix the length check for mmap

2013-04-21 Thread Prabhakar Lad
On Fri, Apr 19, 2013 at 4:48 PM, Mauro Carvalho Chehab mche...@redhat.com wrote: Em Fri, 19 Apr 2013 15:16:56 +0530 Prabhakar lad prabhakar.cse...@gmail.com escreveu: From: Lad, Prabhakar prabhakar.cse...@gmail.com From commit 068a0df76023926af958a336a78bef60468d2033 [media] media: vb2: add

Re: [PATCH RFC] media: videobuf2: fix the length check for mmap

2013-04-19 Thread Mauro Carvalho Chehab
Em Fri, 19 Apr 2013 15:16:56 +0530 Prabhakar lad prabhakar.cse...@gmail.com escreveu: From: Lad, Prabhakar prabhakar.cse...@gmail.com From commit 068a0df76023926af958a336a78bef60468d2033 [media] media: vb2: add length check for mmap patch verifies that the mmap() size requested by userspace