Messages in this thread | | | From | Dmitry Torokhov <> | Subject | Re: [PATCH] Input: omap4-keypad - don't leak in omap4_keypad_probe() | Date | Wed, 08 Aug 2012 12:46:40 -0700 |
| |
On Wednesday, August 08, 2012 09:36:51 PM Jesper Juhl wrote: > On Wed, 8 Aug 2012, Sachin Kamat wrote: > > On 7 August 2012 23:46, Jesper Juhl <jj@chaosbits.net> wrote: > > > If omap4_keypad_parse_dt() does not return 0 (zero) in > > > omap4_keypad_probe() we will leak the memory we allocated for > > > 'keypad_data' with kzalloc() when we return and the variable goes out > > > of scope. > > > > How about using devm_kzalloc() instead which will take care of freeing > > the memory on detach? > > Perhaps. I'm not (yet) familiar with how that function works, so I had > not considered it. I'll look into it.
Actually please not yet - I guess at some point I'll have to add devm_* variants for input_device_* operations but for now I prefer not to mix the 2 styles of managing resources.
BTW, I think I need to redo a few patches so I plan on folding this fix into the original change.
Thanks.
-- Dmitry
| |