Re: [PATCH v2] arcnet: Add NULL check in com20020pci_probe()

From: Markus Elfring
Date: Tue Apr 01 2025 - 11:38:25 EST


> devm_kasprintf() return NULL if memory allocation fails. Currently,

call? failed?


> Add NULL check after devm_kasprintf() to prevent this issue.

Please complete also the corresponding exception handling.

Source code example for further inspiration:
https://elixir.bootlin.com/linux/v6.14-rc6/source/drivers/net/arcnet/com20020-pci.c#L239-L244

Thus I suggest to use another label like “e_nomem” for this purpose.

Regards,
Markus