[S390] hypfs fixes

[S390] hypfs fixes

[Martin Schwidefsky]

From: Christian Borntraeger <cborntra@de.ibm.com>

[S390] hypfs fixes

Correct typo to make hypfs work on systems that support only diag204
subcode 4 and fix error handling in hypfs_diag_init.

Signed-off-by: Christian Borntraeger <cborntra@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---

 arch/s390/hypfs/hypfs_diag.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -urpN linux-2.6/arch/s390/hypfs/hypfs_diag.c linux-2.6-patched/arch/s390/hypfs/hypfs_diag.c
--- linux-2.6/arch/s390/hypfs/hypfs_diag.c	2006-11-29 22:57:37.000000000 +0100
+++ linux-2.6-patched/arch/s390/hypfs/hypfs_diag.c	2006-12-15 16:55:06.000000000 +0100
@@ -379,7 +379,7 @@ static void *diag204_alloc_vbuf(int page
 static void *diag204_alloc_rbuf(void)
 {
 	diag204_buf = (void*)__get_free_pages(GFP_KERNEL,0);
-	if (diag204_buf)
+	if (!diag204_buf)
 		return ERR_PTR(-ENOMEM);
 	diag204_buf_pages = 1;
 	return diag204_buf;
@@ -521,7 +521,7 @@ __init int hypfs_diag_init(void)
 	}
 	rc = diag224_get_name_table();
 	if (rc) {
-		diag224_delete_name_table();
+		diag204_free_buffer();
 		printk(KERN_ERR "hypfs: could not get name table.\n");
 	}
 	return rc;