Re: [PATCH] drm: xlnx: zynqmp_dpsub: Add NULL checks in zynqmp_audio_init()
From: Markus Elfring
Date: Sat Feb 08 2025 - 11:01:20 EST
> devm_kasprintf() can return a NULL pointer on failure,but this
> returned value in zynqmp_audio_init() is not checked.
Another wording suggestion:
devm_kasprintf() calls can return null pointers on failure.
But some return values were not checked in zynqmp_audio_init().
> Add NULL check in zynqmp_audio_init(), to handle kernel NULL
> pointer dereference error.
Thus add three checks to prevent null pointer dereferences.
Regards,
Markus