[ Upstream commitd48fb15e6a] devm_kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Fixes:d57801c45f("uio: uio_fsl_elbc_gpcm: use device-managed allocators") Signed-off-by: Li Qiang <liqiang01@kylinos.cn> Link: https://patch.msgid.link/20251015064020.56589-1-liqiang01@kylinos.cn Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Sasha Levin <sashal@kernel.org>