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pinctrl: qcom: tlmm-test: Fix potential null dereference in tlmm kunit test

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kunit_kzalloc() may return a NULL pointer, dereferencing it without
NULL check may lead to NULL dereference.
Add a NULL check for grp.

Fixes: c7984dc0a2 ("pinctrl: qcom: Add test case for TLMM interrupt handling")
Signed-off-by: Charles Han <hanchunchao@inspur.com>
Link: https://lore.kernel.org/20250325094932.4733-1-hanchunchao@inspur.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Charles Han 2025-03-25 17:49:32 +08:00 committed by Linus Walleij
parent 3ede3f8b4b
commit 1938be9fba
1 changed files with 1 additions and 0 deletions
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drivers/pinctrl/qcom/tlmm-test.c
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@ -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);