Am 18.01.2018 11:45, schrieb Dan Carpenter:
> We're freeing "value_name" which is NULL, so that's a no-op, instead of
> "location_name" and then we don't free the first zero-th elements of
> token_location_attrs[] and token_value_attrs[].
>
> Fixes: 33b9ca1e53b4 ("platform/x86: dell-smbios: Add a sysfs interface for SMBIOS tokens")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>
> diff --git a/drivers/platform/x86/dell-smbios.c b/drivers/platform/x86/dell-smbios.c
> index 6a60db515bda..d8a21c7ba594 100644
> --- a/drivers/platform/x86/dell-smbios.c
> +++ b/drivers/platform/x86/dell-smbios.c
> @@ -512,7 +512,7 @@ static int build_tokens_sysfs(struct platform_device *dev)
> continue;
>
> loop_fail_create_value:
> - kfree(value_name);
> + kfree(location_name);
> goto out_unwind_strings;
> }
> smbios_attribute_group.attrs = token_attrs;
> @@ -523,7 +523,7 @@ static int build_tokens_sysfs(struct platform_device *dev)
> return 0;
>
> out_unwind_strings:
> - for (i = i-1; i > 0; i--) {
> + for (i = i-1; i >= 0; i--) {
> kfree(token_location_attrs[i].attr.name);
> kfree(token_value_attrs[i].attr.name);
> }
would you mind to reverse order here ?
you know programmers are terrible at couting backwards.
re,
wh
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