[S390] hypfs: Use subcode 6 if subcode 7 is not available

Hypfs never worked on systems that only provide D204 subcode 6.
In these cases we nevertheless used subcode 7. With this fix, we
use subcode 6, if it is available and the system does not provide
subcode 7.

Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/arch/s390/hypfs/hypfs_diag.c b/arch/s390/hypfs/hypfs_diag.c
index 704dd396257b4c168b4082d5888c517ca7c378b4..77df726180ba8253d4d4ff896aa7556d1fbe07ef 100644 (file)
--- a/arch/s390/hypfs/hypfs_diag.c
+++ b/arch/s390/hypfs/hypfs_diag.c
@@ -438,7 +438,7 @@ static int diag204_probe(void)
                }
                if (diag204((unsigned long)SUBC_STIB6 |
                            (unsigned long)INFO_EXT, pages, buf) >= 0) {
-                       diag204_store_sc = SUBC_STIB7;
+                       diag204_store_sc = SUBC_STIB6;
                        diag204_info_type = INFO_EXT;
                        goto out;
                }