From: Josef Bacik <josef@redhat.com>
To: Jim Meyering <jim@meyering.net>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: [PATCH 1/4] mkfs: use strdup in place of strlen,malloc,strcpy sequence
Date: Fri, 20 Apr 2012 14:36:56 -0400 [thread overview]
Message-ID: <20120420183655.GA1957@localhost.localdomain> (raw)
In-Reply-To: <1334943408-6720-2-git-send-email-jim@meyering.net>
On Fri, Apr 20, 2012 at 07:36:45PM +0200, Jim Meyering wrote:
> From: Jim Meyering <meyering@redhat.com>
>
> * mkfs.c (traverse_directory): No semantic change.
> ---
> mkfs.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/mkfs.c b/mkfs.c
> index c531ef2..03239fb 100644
> --- a/mkfs.c
> +++ b/mkfs.c
> @@ -911,8 +911,7 @@ static int traverse_directory(struct btrfs_trans_handle *trans,
> /* Add list for source directory */
> dir_entry = malloc(sizeof(struct directory_name_entry));
> dir_entry->dir_name = dir_name;
> - dir_entry->path = malloc(strlen(dir_name) + 1);
> - strcpy(dir_entry->path, dir_name);
> + dir_entry->path = strdup(dir_name);
>
> parent_inum = highest_inum + BTRFS_FIRST_FREE_OBJECTID;
> dir_entry->inum = parent_inum;
> --
> 1.7.10.208.gb4267
>
Reviewed-by: Josef Bacik <josef@redhat.com>
Thanks,
Josef
next prev parent reply other threads:[~2012-04-20 18:36 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-20 17:36 btrfs-utils: minor buffer-overrun fixes Jim Meyering
2012-04-20 17:36 ` [PATCH 1/4] mkfs: use strdup in place of strlen,malloc,strcpy sequence Jim Meyering
2012-04-20 18:36 ` Josef Bacik [this message]
2012-04-20 17:36 ` [PATCH 2/4] restore: don't corrupt stack for a zero-length command-line argument Jim Meyering
2012-04-20 18:37 ` Josef Bacik
2012-04-20 18:40 ` Josef Bacik
2012-04-20 17:36 ` [PATCH 3/4] avoid strncpy-induced buffer overrun Jim Meyering
2012-04-20 18:42 ` Josef Bacik
2012-04-20 19:26 ` Jim Meyering
2012-04-20 17:36 ` [PATCH 4/4] mkfs: avoid heap-buffer-read-underrun for zero-length "size" arg Jim Meyering
2012-04-20 18:41 ` Josef Bacik
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