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From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Matthew Daley <mattd@bugfuzz.com>, xen-devel@lists.xen.org
Cc: Ian Jackson <ian.jackson@eu.citrix.com>,
	Ian Campbell <ian.campbell@citrix.com>,
	Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Subject: Re: [PATCH 04/13] libxl: don't leak p in libxl__wait_for_backend
Date: Sun, 1 Dec 2013 11:53:59 +0000	[thread overview]
Message-ID: <529B2357.7010109@citrix.com> (raw)
In-Reply-To: <1385892907-20084-5-git-send-email-mattd@bugfuzz.com>

On 01/12/2013 10:14, Matthew Daley wrote:
> Coverity-ID: 1055891
> Signed-off-by: Matthew Daley <mattd@bugfuzz.com>

As with my " tools/libxl: Fix libxl__device_nic_from_xs_be()" patch, I
feel the suggestion will be to use libxl__xs_read_checked() instead,
given all the libxl GC machinery already around.

~Andrew

> ---
>  tools/libxl/libxl_device.c |    3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/tools/libxl/libxl_device.c b/tools/libxl/libxl_device.c
> index d995c83..072b5e3 100644
> --- a/tools/libxl/libxl_device.c
> +++ b/tools/libxl/libxl_device.c
> @@ -1219,6 +1219,7 @@ int libxl__wait_for_backend(libxl__gc *gc, char *be_path, char *state)
>              goto out;
>          } else {
>              if (!strcmp(p, state)) {
> +                free(p);
>                  rc = 0;
>                  goto out;
>              } else {
> @@ -1226,6 +1227,8 @@ int libxl__wait_for_backend(libxl__gc *gc, char *be_path, char *state)
>                  watchdog--;
>              }
>          }
> +
> +        free(p);
>      }
>      LOG(ERROR, "Backend %s not ready", be_path);
>  out:

  reply	other threads:[~2013-12-01 11:53 UTC|newest]

Thread overview: 75+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-01 10:14 [PATCH 00/13] Coverity fixes for libxl Matthew Daley
2013-12-01 10:14 ` [PATCH 01/13] libxl: fix unsigned less-than-0 comparison in e820_sanitize Matthew Daley
2013-12-13  5:54   ` Matthew Daley
2013-12-13 13:23     ` Andrew Cooper
2013-12-13 17:31   ` Ian Jackson
2013-12-01 10:14 ` [PATCH 02/13] libxl: check for xc_domain_setmaxmem failure in libxl__build_pre Matthew Daley
2013-12-02 11:55   ` Ian Jackson
2013-12-02 12:11     ` [PATCH 02/13 v2] " Matthew Daley
2013-12-13  5:53       ` Matthew Daley
2013-12-13 10:17         ` Dario Faggioli
2013-12-13 17:23           ` Ian Jackson
2013-12-01 10:14 ` [PATCH 03/13] libxl: correct file open success check in libxl__device_pci_reset Matthew Daley
2013-12-02 11:57   ` Ian Jackson
2013-12-01 10:14 ` [PATCH 04/13] libxl: don't leak p in libxl__wait_for_backend Matthew Daley
2013-12-01 11:53   ` Andrew Cooper [this message]
2013-12-01 23:17     ` Matthew Daley
2013-12-02  0:27       ` [PATCH 04/13 v2] " Matthew Daley
2013-12-02  0:42         ` Andrew Cooper
2013-12-02  0:46           ` Matthew Daley
2013-12-02  0:52             ` Andrew Cooper
2013-12-02 12:00               ` Ian Jackson
2014-01-09 14:51         ` Ian Jackson
2013-12-01 10:14 ` [PATCH 05/13] libxl: remove unsigned less-than-0 comparison Matthew Daley
2013-12-02 12:05   ` Ian Jackson
2013-12-01 10:15 ` [PATCH 06/13] libxl: actually abort if initializing a ctx's lock fails Matthew Daley
2013-12-02 12:05   ` Ian Jackson
2013-12-01 10:15 ` [PATCH 07/13] libxl: don't leak output vcpu info on error in libxl_list_vcpu Matthew Daley
2013-12-02 12:05   ` Ian Jackson
2013-12-01 10:15 ` [PATCH 08/13] libxl: don't leak ptr in libxl_list_vm error case Matthew Daley
2013-12-01 12:20   ` Andrew Cooper
2013-12-02  0:30     ` Matthew Daley
2013-12-02  0:37       ` [PATCH 08/13 v2] " Matthew Daley
2013-12-02  0:39         ` Andrew Cooper
2013-12-02  2:58         ` [PATCH 08/13 v3] " Matthew Daley
2013-12-02 10:35           ` Andrew Cooper
2013-12-02 10:47             ` Matthew Daley
2013-12-02 10:50               ` Ian Campbell
2013-12-02 11:05               ` [PATCH 08/13 v4] " Matthew Daley
2013-12-02 11:10                 ` Andrew Cooper
2013-12-02 12:08                 ` Ian Jackson
2013-12-02 12:19                   ` Matthew Daley
2013-12-02 15:03                     ` Ian Jackson
2013-12-03  1:29                       ` [PATCH 08/13 v5] " Matthew Daley
2013-12-03 10:21                         ` Ian Campbell
2013-12-03 10:30                           ` Andrew Cooper
2013-12-13 16:52                           ` [PATCH 08/13 v5] libxl: don't leak ptr in libxl_list_vm error case [and 1 more messages] Ian Jackson
2013-12-13 17:05                             ` Andrew Cooper
2013-12-13 17:21                               ` Ian Jackson
2013-12-13 23:22                             ` Matthew Daley
2013-12-13 23:26                               ` Matthew Daley
2013-12-16 11:57                                 ` Ian Jackson
2013-12-14  1:15                               ` [PATCH] xl: check for libxl_list_vm failure in print_uptime Matthew Daley
2013-12-16 11:57                                 ` Ian Jackson
2013-12-16 11:58                                   ` Ian Jackson
2013-12-13  5:52                         ` [PATCH 08/13 v5] libxl: don't leak ptr in libxl_list_vm error case Matthew Daley
2013-12-01 10:15 ` [PATCH 09/13] libxl: don't leak pcidevs in libxl_pcidev_assignable Matthew Daley
2013-12-02 12:15   ` Ian Jackson
2013-12-01 10:15 ` [PATCH 10/13] libxl: don't try to fclose file twice on error in libxl_userdata_store Matthew Daley
2013-12-02 12:14   ` Ian Jackson
2013-12-02 12:24     ` Matthew Daley
2013-12-02 15:04       ` Ian Jackson
2013-12-02 23:56         ` [PATCH 10/13 v2] " Matthew Daley
2013-12-03  0:00           ` [PATCH 10/13 v3] " Matthew Daley
2013-12-03 17:28             ` Ian Jackson
2013-12-01 10:15 ` [PATCH 11/13] libxl: use pipe instead of temporary file for VNC viewer --autopass Matthew Daley
2013-12-02 12:22   ` Ian Jackson
2013-12-02 12:34     ` Matthew Daley
2013-12-01 10:15 ` [PATCH 12/13] libxl: don't leak buf in libxl_xen_console_read_start error handling Matthew Daley
2013-12-02 12:25   ` Ian Jackson
2013-12-03  1:01     ` [PATCH 12/13 v2] " Matthew Daley
2013-12-03 17:26       ` Ian Jackson
2013-12-01 10:15 ` [PATCH 13/13] libxl: replace for loop with more idiomatic do-while loop Matthew Daley
2013-12-02 12:26   ` Ian Jackson
2013-12-02 12:46     ` Matthew Daley
2013-12-01 12:22 ` [PATCH 00/13] Coverity fixes for libxl Andrew Cooper

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