V4L/DVB (7563): em28xx: Add missing checks

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There are some cases where nobody is waiting for a buffer. Due to the
lack of check, if you try to abort the userspace app, machine were
hanging, since IRQ were trying to use a buffer that were disallocated.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

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Mauro Carvalho Chehab 2008-04-13 15:08:55 -03:00

parent 0cf4daee31

commit dbecb44c11

1 changed files with 26 additions and 9 deletions

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35

drivers/media/video/em28xx/em28xx-video.c

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