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Unhandled error coming from xilinx_pm_request() but return value is not read back that's why getting sparse warning as below: warning: variable 'ret' set but not used [-Wunused-but-set-variable]. In case of error return the "ret" value. Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@amd.com> Link: https://lore.kernel.org/r/20231011025647.17200-1-venkatesh.abbarapu@amd.com Signed-off-by: Michal Simek <michal.simek@amd.com>