misc: ocxl: main: Remove unnecessary ‘0’ values from rc

rc is assigned first, so it does not need to initialize the assignment.
Signed-off-by: Li kunyu <kunyu@nfschina.com>
Acked-by: Andrew Donnellan <ajd@linux.ibm.com>
Link: https://lore.kernel.org/r/20231113015229.12074-1-kunyu@nfschina.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/misc/ocxl/main.c

@@ -7,7 +7,7 @@
 
 static int __init init_ocxl(void)
 {
-	int rc = 0;
+	int rc;
 
 	if (!tlbie_capable)
 		return -EINVAL;