[PATCH] s390: fix invalid return code in sclp_cpi

When the sclp_cpi module is loaded on a system which does not support the
required SCLP call (e.g.  on z/VM), ENOSUPP is returned to user space.  The
correct return value is EOPNOTSUPP.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/drivers/s390/char/sclp_cpi.c b/drivers/s390/char/sclp_cpi.c
index 5a6cef2dfa130c203830a6eb9648baa5186261af..80f7f31310e677465af3d848411a5850d70bb5df 100644 (file)
--- a/drivers/s390/char/sclp_cpi.c
+++ b/drivers/s390/char/sclp_cpi.c
@@ -204,7 +204,7 @@ cpi_module_init(void)
                printk(KERN_WARNING "cpi: no control program identification "
                       "support\n");
                sclp_unregister(&sclp_cpi_event);
-               return -ENOTSUPP;
+               return -EOPNOTSUPP;
        }
 
        req = cpi_prepare_req();