linux-kernel - RE: [PATCH 3/3] tools/hv: Fix permissions of created directory and files

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Message-ID: <426367E2313C2449837CD2DE46E7EAF930E2237A@CH1PRD0310MB381.namprd03.prod.outlook.com>
Date:	Fri, 9 Nov 2012 15:57:35 +0000
From:	KY Srinivasan <kys@...rosoft.com>
To:	Tomas Hozza <thozza@...hat.com>, "olaf@...fle.de" <olaf@...fle.de>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devel@...uxdriverproject.org" <devel@...uxdriverproject.org>,
	"apw@...onical.com" <apw@...onical.com>,
	"jasowang@...hat.com" <jasowang@...hat.com>,
	"ben@...adent.org.uk" <ben@...adent.org.uk>
Subject: RE: [PATCH 3/3] tools/hv: Fix permissions of created directory and
 files



> -----Original Message-----
> From: Tomas Hozza [mailto:thozza@...hat.com]
> Sent: Friday, November 09, 2012 9:01 AM
> To: olaf@...fle.de; KY Srinivasan; gregkh@...uxfoundation.org; linux-
> kernel@...r.kernel.org; devel@...uxdriverproject.org; apw@...onical.com;
> jasowang@...hat.com; ben@...adent.org.uk
> Cc: Tomas Hozza
> Subject: [PATCH 3/3] tools/hv: Fix permissions of created directory and files
> 
> From: Ben Hutchings <ben@...adent.org.uk>
> 
> It's silly to create directories without execute permission, or to
> give permissions to 'other' but not the group-owner.
> 
> Write the permissions in octal and 'ls -l' format since these are much
> easier to read than the named macros.
> 
> Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
> Signed-off-by: Tomas Hozza <thozza@...hat.com>
Acked-by: K. Y. Srinivasan <kys@...rosoft.com>
> ---
>  tools/hv/hv_kvp_daemon.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c
> index 573b9aa..9609858 100644
> --- a/tools/hv/hv_kvp_daemon.c
> +++ b/tools/hv/hv_kvp_daemon.c
> @@ -236,7 +236,7 @@ static int kvp_file_init(void)
>  	int alloc_unit = sizeof(struct kvp_record) * ENTRIES_PER_BLOCK;
> 
>  	if (access("/var/lib/hyperv", F_OK)) {
> -		if (mkdir("/var/lib/hyperv", S_IRUSR | S_IWUSR | S_IROTH)) {
> +		if (mkdir("/var/lib/hyperv", 0755 /* rwxr-xr-x */)) {
>  			syslog(LOG_ERR, " Failed to create /var/lib/hyperv");
>  			exit(EXIT_FAILURE);
>  		}
> @@ -247,7 +247,7 @@ static int kvp_file_init(void)
>  		records_read = 0;
>  		num_blocks = 1;
>  		sprintf(fname, "/var/lib/hyperv/.kvp_pool_%d", i);
> -		fd = open(fname, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR |
> S_IROTH);
> +		fd = open(fname, O_RDWR | O_CREAT, 0644 /* rw-r--r-- */);
> 
>  		if (fd == -1)
>  			return 1;
> --
> 1.7.11.7
> 
> 


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