Messages in this thread | | | Subject | Re: [Resend][PATCH] drivers/thermal: fix potential memleak in error branch | From | Daniel Lezcano <> | Date | Thu, 12 Nov 2020 12:22:22 +0100 |
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On 10/11/2020 09:10, Bernard wrote: > Function __thermal_cooling_device_register, when device_register > failed, cdev is not free after error value return, this may > bring in potential memleak. > > Signed-off-by: Bernard Zhao <bernard@vivo.com> > --- > drivers/thermal/thermal_core.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c > index 3d1e0033bf3e..e4bee15dfa1f 100644 > --- a/drivers/thermal/thermal_core.c > +++ b/drivers/thermal/thermal_core.c > @@ -1125,6 +1125,7 @@ __thermal_cooling_device_register(struct device_node *np, > if (result) { > ida_simple_remove(&thermal_cdev_ida, cdev->id); > put_device(&cdev->device); > + kfree(cdev); > return ERR_PTR(result); > }
Please fix the function with the proper error path and the labels.
Thanks
-- Daniel
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