From: Charles Han Date: Tue, 25 Mar 2025 09:49:32 +0000 (+0800) Subject: pinctrl: qcom: tlmm-test: Fix potential null dereference in tlmm kunit test X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=1938be9fbad1bd87a1dcd9c3ca88e454565f0609;p=users%2Fdwmw2%2Flinux.git pinctrl: qcom: tlmm-test: Fix potential null dereference in tlmm kunit test kunit_kzalloc() may return a NULL pointer, dereferencing it without NULL check may lead to NULL dereference. Add a NULL check for grp. Fixes: c7984dc0a2b9 ("pinctrl: qcom: Add test case for TLMM interrupt handling") Signed-off-by: Charles Han Link: https://lore.kernel.org/20250325094932.4733-1-hanchunchao@inspur.com Signed-off-by: Linus Walleij --- diff --git a/drivers/pinctrl/qcom/tlmm-test.c b/drivers/pinctrl/qcom/tlmm-test.c index fd02bf3a76cbc..7b99e89e0f670 100644 --- a/drivers/pinctrl/qcom/tlmm-test.c +++ b/drivers/pinctrl/qcom/tlmm-test.c @@ -547,6 +547,7 @@ static int tlmm_test_init(struct kunit *test) struct tlmm_test_priv *priv; priv = kunit_kzalloc(test, sizeof(*priv), GFP_KERNEL); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, priv); atomic_set(&priv->intr_count, 0); atomic_set(&priv->thread_count, 0);