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From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [Patch] For  bug in UBIFS function ubifs_finddir
Date: Wed, 29 Jun 2011 10:34:02 +0200	[thread overview]
Message-ID: <201106291034.02844.sr@denx.de> (raw)
In-Reply-To: <4DFC750F.7050605@teamboyce.co.uk>

Hi Rod,

On Saturday 18 June 2011 11:51:11 Rod Boyce wrote:
> Free private_data member element before freeing file structure.  This
> was causing malloc to crash.  Also remove unnecessary variable
> assigments after file structure was free'd.
> 
> Signed-off-by: Rod Boyce <uboot@teamboyce.co.uk>
> ------------------------------- fs/ubifs/ubifs.c
> ------------------------------
> diff --git a/fs/ubifs/ubifs.c b/fs/ubifs/ubifs.c
> index 5a5c739..61f70b2 100644
> --- a/fs/ubifs/ubifs.c
> +++ b/fs/ubifs/ubifs.c
> @@ -360,6 +360,8 @@
>           return err;
>       }
> 
> +    if (file->private_data)
> +        kfree(file->private_data);
>       if (file)
>           free(file);
>       if (dentry)
> @@ -367,10 +369,6 @@
>       if (dir)
>           free(dir);
> 
> -    if (file->private_data)
> -        kfree(file->private_data);
> -    file->private_data = NULL;
> -    file->f_pos = 2;
>       return 0;

This patch does not apply:

Applying: For bug in UBIFS function ubifs_finddir
Using index info to reconstruct a base tree...
error: patch failed: fs/ubifs/ubifs.c:360
error: fs/ubifs/ubifs.c: patch does not apply
Did you hand edit your patch?

How did you create this patch? I recommend to use "git format-patch". And send 
it via "git send-email".

Also, please change the patch subject and add "ubifs:":

- For  bug in UBIFS function ubifs_finddir
+ ubifs: Fix bug in function ubifs_finddir

Please also take a look at this page for patch submission:

http://www.denx.de/wiki/view/U-Boot/Patches

Thanks.

Cheers,
Stefan

--
DENX Software Engineering GmbH,      MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich,  Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-0 Fax: (+49)-8142-66989-80 Email: office at denx.de

  reply	other threads:[~2011-06-29  8:34 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-16 11:13 [U-Boot] Possible bug in UBIFS function ubifs_finddir Rod Boyce
2011-06-18  9:51 ` [U-Boot] [Patch] For " Rod Boyce
2011-06-29  8:34   ` Stefan Roese [this message]
2011-06-29 11:42     ` Detlev Zundel
2011-06-29 11:35   ` Detlev Zundel
2011-07-25 21:57   ` Wolfgang Denk
2011-07-28 13:27   ` [U-Boot] [PATCH] ubifs: Fix bad free() sequence in ubifs_finddir() Wolfgang Denk
2011-07-28 14:09     ` Rod Boyce
2011-08-19 15:22     ` Stefan Roese

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