From: Oleg Nesterov <oleg@tv-sign.ru>
Date: Tue, 23 Jan 2007 23:04:13 +0000 (-0300)
Subject: V4L/DVB (5123): Buf_qbuf: fix: videobuf_queue->stream corruption and lockup
X-Git-Tag: v2.6.20-rc6~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=419dd8378dfa32985672ab7927b4bc827f33b332;p=pandora-kernel.git

V4L/DVB (5123): Buf_qbuf: fix: videobuf_queue->stream corruption and lockup

We are doing ->buf_prepare(buf) before adding buf to q->stream list. This
means that videobuf_qbuf() should not try to re-add a STATE_PREPARED buffer.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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