In the case of no match ( hotk->model == END_MODEL ), model sholud be kfreed before return AE_OK. This patch includes below fixes: 1. adds a missing kfree(model) before return AE_OK. 2. asus_hotk_get_info should return int, thus return 0 instead of AE_OK. Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx> --- drivers/platform/x86/asus_acpi.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c index 92fd30c..ae0914d 100644 --- a/drivers/platform/x86/asus_acpi.c +++ b/drivers/platform/x86/asus_acpi.c @@ -1340,7 +1340,8 @@ static int asus_hotk_get_info(void) return -ENODEV; } hotk->methods = &model_conf[hotk->model]; - return AE_OK; + kfree(model); + return 0; } hotk->methods = &model_conf[hotk->model]; printk(KERN_NOTICE " %s model detected, supported\n", string); @@ -1374,7 +1375,7 @@ static int asus_hotk_get_info(void) kfree(model); - return AE_OK; + return 0; } static int asus_hotk_check(void) -- 1.5.4.3 -- To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html