[ Upstream commit 5d7f58ee08434a33340f75ac7ac5071eea9673b3 ]

devm_kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity.

Signed-off-by: Kunwu Chan chentao@kylinos.cn Link: https://lore.kernel.org/r/20240118054257.200814-1-chentao@kylinos.cn Signed-off-by: Ulf Hansson ulf.hansson@linaro.org [Xiangyu: Modified to apply on 6.1.y] Signed-off-by: Xiangyu Chen xiangyu.chen@windriver.com --- drivers/soc/ti/omap_prm.c | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c index 913b964374a4..33ef58195955 100644 --- a/drivers/soc/ti/omap_prm.c +++ b/drivers/soc/ti/omap_prm.c @@ -696,6 +696,8 @@ static int omap_prm_domain_init(struct device *dev, struct omap_prm *prm) data = prm->data; name = devm_kasprintf(dev, GFP_KERNEL, "prm_%s", data->name); + if (!name) + return -ENOMEM;

prmd->dev = dev; prmd->prm = prm;