linux-kernel - Re: [PATCH 2.6.19-rc2] [REVISED 2] drivers/media/video/se401.c: check kmalloc() return value.

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Message-ID: <20061020232711.54568.qmail@web55603.mail.re4.yahoo.com>
Date:	Fri, 20 Oct 2006 16:27:10 -0700 (PDT)
From:	Amit Choudhary <amit2030@...oo.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2.6.19-rc2] [REVISED 2] drivers/media/video/se401.c: check kmalloc() return value.

> 
> If you know se401->sbuf[] and se401->scratch , urb etc are being cleared
> to NULL (or you did that) you could just use the kfree loops in nomem_
> for all cases as kfree(NULL) is an allowed "no-op"
> 
> 

In se401_stop_stream(), se401->sbuf[i].data is kfreed but not set to NULL. So, I could have
changed it there. But then I decided not to depend on anything else and do everything in
se401_start_stream(). But if this approach is wrong then please let me know.

Regards,
Amit

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