1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index f1e7ccd5475b..26fece45e737 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -109,7 +109,7 @@ static unsigned long piranha_bad_128k = 0;
 
 #ifdef SBA_AGP_SUPPORT
 static int sba_reserve_agpgart = 1;
-module_param(sba_reserve_agpgart, int, 1);
+module_param(sba_reserve_agpgart, int, 0444);
 MODULE_PARM_DESC(sba_reserve_agpgart, "Reserve half of IO pdir as AGPGART");
 #endif
 
@@ -846,7 +846,7 @@ static void *sba_alloc_consistent(struct device *hwdev, size_t size,
         if (!hwdev) {
                 /* only support PCI */
                 *dma_handle = 0;
-                return 0;
+                return NULL;
         }
 
         ret = (void *) __get_free_pages(gfp, get_order(size));