[PATCH 1/1] scsi: csiostor: fix improper reference to variable

From: Pan Bian In function csio_config_device_caps(), returns the value of variable rv on error paths. However, when validating device capabilities, its value is reset, and will be 0 on the following error paths. 0 means no error in this context. It may be better to use

[PATCH 1/1] scsi: csiostor: fix improper reference to variable

From: Pan Bian In function csio_config_device_caps(), returns the value of variable rv on error paths. However, when validating device capabilities, its value is reset, and will be 0 on the following error paths. 0 means no error in this context. It may be better to use variable retval to