[S390] dasd: use GFP_DMA for fba private data allocation

allocating dasd_fba_private without GFP_DMA results in IO error
during read device characteristics of a FBA disk

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c
index d13ea05089a7..116611583df8 100644
--- a/drivers/s390/block/dasd_fba.c
+++ b/drivers/s390/block/dasd_fba.c
@@ -125,7 +125,8 @@ dasd_fba_check_characteristics(struct dasd_device *device)
 
         private = (struct dasd_fba_private *) device->private;
         if (private == NULL) {
-                private = kzalloc(sizeof(struct dasd_fba_private), GFP_KERNEL);
+                private = kzalloc(sizeof(struct dasd_fba_private),
+                                  GFP_KERNEL | GFP_DMA);
                 if (private == NULL) {
                         DEV_MESSAGE(KERN_WARNING, device, "%s",
                                     "memory allocation failed for private "