• Bjørn Mork's avatar
    V4L/DVB: budget: Oops: "BUG: unable to handle kernel NULL pointer dereference" · 6f550dc0
    Bjørn Mork authored
    Never call dvb_frontend_detach if we failed to attach a frontend. This fixes
    the following oops, which will be triggered by a missing stv090x module:
    
    [    8.172997] DVB: registering new adapter (TT-Budget S2-1600 PCI)
    [    8.209018] adapter has MAC addr = 00:d0:5c:cc:a7:29
    [    8.328665] Intel ICH 0000:00:1f.5: PCI INT B -> GSI 17 (level, low) -> IRQ 17
    [    8.328753] Intel ICH 0000:00:1f.5: setting latency timer to 64
    [    8.562047] DVB: Unable to find symbol stv090x_attach()
    [    8.562117] BUG: unable to handle kernel NULL pointer dereference at 000000ac
    [    8.562239] IP: [<e08b04a3>] dvb_frontend_detach+0x4/0x67 [dvb_core]
    
    Ref http://bugs.debian.org/575207Signed-off-by: default avatarBjørn Mork <bjorn@mork.no>
    Cc: stable@kernel.org
    Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
    6f550dc0
budget.c 22.4 KB