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V4L/DVB (6308): V4L: zc0301, remove bad usage of ERESTARTSYS
authorJiri Slaby <jirislaby@gmail.com>
Wed, 10 Oct 2007 01:15:27 +0000 (22:15 -0300)
committerMauro Carvalho Chehab <mchehab@infradead.org>
Wed, 10 Oct 2007 03:03:25 +0000 (00:03 -0300)
zc0301, remove bad usage of ERESTARTSYS

down_read_trylock can't be interrupted and so ERESTARTSYS would reach
userspace, which is not permitted. Change it to EAGAIN

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Acked-by: Luca Risolia <luca.risolia@studio.unibo.it>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

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