Messages in this thread Patch in this message | | | Date | Wed, 31 Oct 2007 10:05:46 -0700 (PDT) | From | Matti Linnanvuori <> | Subject | [PATCH] telephony: phonedev panics if unregistering device not registered [Bug 9266] |
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From: Matti Linnanvuori <mattilinnanvuori@yahoo.com>
Remove panic from phonedev.
Signed-off-by: Matti Linnanvuori <mattilinnanvuori@yahoo.com> ---
--- a/drivers/telephony/phonedev.c 2007-10-31 17:52:55.784817000 +0200 +++ linux-2.6.24/drivers/telephony/phonedev.c 2007-10-31 17:55:48.144879000 +0200 @@ -120,9 +120,8 @@ int phone_register_device(struct phone_d void phone_unregister_device(struct phone_device *pfd) { mutex_lock(&phone_lock); - if (phone_device[pfd->minor] != pfd) - panic("phone: bad unregister"); - phone_device[pfd->minor] = NULL; + if (likely(phone_device[pfd->minor] == pfd)) + phone_device[pfd->minor] = NULL; mutex_unlock(&phone_lock); }
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