Chris Rankin <rankincj@yahoo.com> 1313838514 -0300
committer Mauro Carvalho Chehab <mchehab@redhat.com> 1315093781 -0300

[media] em28xx: pass correct buffer size to snprintf

snprintf()'s size parameter includes space for the terminating '\0' character.

Signed-off-by: Chris Rankin <rankincj@yahoo.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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