Re: [PATCH] Staging: comedi: fix memory leak in comedi_bond.c

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On 2014-02-08 05:02, Chase Southwood wrote:
We allocate bdev and then krealloc the devs pointer in order to add bdev
at the end of the devpriv->devs array list.  But if for some reason this
krealloc fails, we need to free bdev before returning an error otherwise
this memory is leaked.

Signed-off-by: Chase Southwood <chase.southwood@xxxxxxxxx>
---
  drivers/staging/comedi/drivers/comedi_bond.c | 1 +
  1 file changed, 1 insertion(+)

diff --git a/drivers/staging/comedi/drivers/comedi_bond.c b/drivers/staging/comedi/drivers/comedi_bond.c
index 51a59e5..406aedb 100644
--- a/drivers/staging/comedi/drivers/comedi_bond.c
+++ b/drivers/staging/comedi/drivers/comedi_bond.c
@@ -254,6 +254,7 @@ static int do_dev_config(struct comedi_device *dev, struct comedi_devconfig *it)
  			if (!devs) {
  				dev_err(dev->class_dev,
  					"Could not allocate memory. Out of memory?\n");
+				kfree(bdev);
  				return -ENOMEM;
  			}
  			devpriv->devs = devs;


Acked-by: Ian Abbott <abbotti@xxxxxxxxx>

--
-=( Ian Abbott @ MEV Ltd.    E-mail: <abbotti@xxxxxxxxx>        )=-
-=( Tel: +44 (0)161 477 1898   FAX: +44 (0)161 718 3587         )=-
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