From: Matti Linnanvuori <mattilinnanvuori@yahoo.com>
To: linux-kernel@vger.kernel.org
Cc: bugme-daemon@kernel-bugs.osdl.org
Subject: [PATCH] telephony: phonedev panics if unregistering device not registered [Bug 9266]
Date: Wed, 31 Oct 2007 10:05:46 -0700 (PDT) [thread overview]
Message-ID: <224028.52554.qm@web52009.mail.re2.yahoo.com> (raw)
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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reply other threads:[~2007-10-31 17:12 UTC|newest]
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