6.6-stable review patch. If anyone has any objections, please let me know.
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From: Kunwu Chan chentao@kylinos.cn
[ Upstream commit 825906f2ebe83977d747d8bce61675dddd72485d ]
devm_kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure.
Fixes: 325bec7157b3 ("mfd: tps6594: Add driver for TI TPS6594 PMIC") Suggested-by: Lee Jones lee@kernel.org Signed-off-by: Kunwu Chan chentao@kylinos.cn Link: https://lore.kernel.org/r/20231208033320.49345-1-chentao@kylinos.cn Signed-off-by: Lee Jones lee@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mfd/tps6594-core.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/mfd/tps6594-core.c b/drivers/mfd/tps6594-core.c index 0fb9c5cf213a..783ee59901e8 100644 --- a/drivers/mfd/tps6594-core.c +++ b/drivers/mfd/tps6594-core.c @@ -433,6 +433,9 @@ int tps6594_device_init(struct tps6594 *tps, bool enable_crc) tps6594_irq_chip.name = devm_kasprintf(dev, GFP_KERNEL, "%s-%ld-0x%02x", dev->driver->name, tps->chip_id, tps->reg);
+ if (!tps6594_irq_chip.name) + return -ENOMEM; + ret = devm_regmap_add_irq_chip(dev, tps->regmap, tps->irq, IRQF_SHARED | IRQF_ONESHOT, 0, &tps6594_irq_chip, &tps->irq_data); if (ret)