diff --git a/drivers/staging/unisys/include/uisutils.h b/drivers/staging/unisys/include/uisutils.h
index 4e033d40511a..81d21b1bae57 100644
--- a/drivers/staging/unisys/include/uisutils.h
+++ b/drivers/staging/unisys/include/uisutils.h
@@ -290,7 +290,7 @@ struct log_info_t {
 	unsigned long long min_delta[64];
 };
 
-static inline int Issue_VMCALL_UPDATE_PHYSICAL_TIME(u64 adjustment)
+static inline int issue_vmcall_update_physical_time(u64 adjustment)
 {
 	int result = VMCALL_SUCCESS;
 
diff --git a/drivers/staging/unisys/visorchipset/file.c b/drivers/staging/unisys/visorchipset/file.c
index 78460b937a33..3321764069de 100644
--- a/drivers/staging/unisys/visorchipset/file.c
+++ b/drivers/staging/unisys/visorchipset/file.c
@@ -214,7 +214,7 @@ visorchipset_ioctl(struct inode *inode, struct file *file,
 		}
 		DBGINF("insde visorchipset_ioctl, cmd=%d, adjustment=%lld", cmd,
 		       adjustment);
-		rc = Issue_VMCALL_UPDATE_PHYSICAL_TIME(adjustment);
+		rc = issue_vmcall_update_physical_time(adjustment);
 		break;
 	default:
 		LOGERR("visorchipset_ioctl received invalid command");