* [PATCH] iwlwifi: avoid memory leak in iwl_dbgfs_nvm_read
@ 2009-08-03 18:49 John W. Linville
2009-08-03 19:08 ` reinette chatre
0 siblings, 1 reply; 3+ messages in thread
From: John W. Linville @ 2009-08-03 18:49 UTC (permalink / raw)
To: linux-wireless; +Cc: Martin Ettl, John W. Linville
Reported-by: Martin Ettl <ettl.martin@gmx.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
drivers/net/wireless/iwlwifi/iwl-debugfs.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index 11e08c0..6525e41 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -318,7 +318,8 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
ptr = priv->eeprom;
if (!ptr) {
IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto out;
}
pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s\n",
(priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
@@ -333,6 +334,8 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
}
ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
+
+out:
kfree(buf);
return ret;
}
--
1.6.2.5
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] iwlwifi: avoid memory leak in iwl_dbgfs_nvm_read
2009-08-03 18:49 [PATCH] iwlwifi: avoid memory leak in iwl_dbgfs_nvm_read John W. Linville
@ 2009-08-03 19:08 ` reinette chatre
2009-08-03 19:40 ` John W. Linville
0 siblings, 1 reply; 3+ messages in thread
From: reinette chatre @ 2009-08-03 19:08 UTC (permalink / raw)
To: John W. Linville; +Cc: linux-wireless, Martin Ettl
On Mon, 2009-08-03 at 11:49 -0700, John W. Linville wrote:
> Reported-by: Martin Ettl <ettl.martin@gmx.de>
> Signed-off-by: John W. Linville <linville@tuxdriver.com>
> ---
> drivers/net/wireless/iwlwifi/iwl-debugfs.c | 5 ++++-
> 1 files changed, 4 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
> index 11e08c0..6525e41 100644
> --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
> +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
> @@ -318,7 +318,8 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
> ptr = priv->eeprom;
> if (!ptr) {
> IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
> - return -ENOMEM;
> + ret = -ENOMEM;
> + goto out;
> }
> pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s\n",
> (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
> @@ -333,6 +334,8 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
> }
>
> ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
> +
> +out:
> kfree(buf);
> return ret;
> }
There was another patch also that was acked by Zhu Yi. See
http://thread.gmane.org/gmane.linux.kernel.wireless.general/37032
Reinette
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] iwlwifi: avoid memory leak in iwl_dbgfs_nvm_read
2009-08-03 19:08 ` reinette chatre
@ 2009-08-03 19:40 ` John W. Linville
0 siblings, 0 replies; 3+ messages in thread
From: John W. Linville @ 2009-08-03 19:40 UTC (permalink / raw)
To: reinette chatre; +Cc: linux-wireless, Martin Ettl
On Mon, Aug 03, 2009 at 12:08:12PM -0700, reinette chatre wrote:
> On Mon, 2009-08-03 at 11:49 -0700, John W. Linville wrote:
> > Reported-by: Martin Ettl <ettl.martin@gmx.de>
> > Signed-off-by: John W. Linville <linville@tuxdriver.com>
> > ---
> > drivers/net/wireless/iwlwifi/iwl-debugfs.c | 5 ++++-
> > 1 files changed, 4 insertions(+), 1 deletions(-)
> >
> > diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
> > index 11e08c0..6525e41 100644
> > --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
> > +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
> > @@ -318,7 +318,8 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
> > ptr = priv->eeprom;
> > if (!ptr) {
> > IWL_ERR(priv, "Invalid EEPROM/OTP memory\n");
> > - return -ENOMEM;
> > + ret = -ENOMEM;
> > + goto out;
> > }
> > pos += scnprintf(buf + pos, buf_size - pos, "NVM Type: %s\n",
> > (priv->nvm_device_type == NVM_DEVICE_TYPE_OTP)
> > @@ -333,6 +334,8 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
> > }
> >
> > ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos);
> > +
> > +out:
> > kfree(buf);
> > return ret;
> > }
>
> There was another patch also that was acked by Zhu Yi. See
> http://thread.gmane.org/gmane.linux.kernel.wireless.general/37032
Yes, I see that now -- perhaps Martin will take-up Julia's habit of
posting patches himself... :-)
John
--
John W. Linville Someday the world will need a hero, and you
linville@tuxdriver.com might be all we have. Be ready.
¡Viva Honduras Libre!
^ permalink raw reply [flat|nested] 3+ messages in thread
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2009-08-03 18:49 [PATCH] iwlwifi: avoid memory leak in iwl_dbgfs_nvm_read John W. Linville
2009-08-03 19:08 ` reinette chatre
2009-08-03 19:40 ` John W. Linville
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