1 files changed, 3 insertions, 3 deletions

diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index e7e215dfa866..7f08ec8a7c68 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -186,7 +186,7 @@ static void __iomem *_sparc_alloc_io(unsigned int busno, unsigned long phys,
 
         if (name == NULL) name = "???";
 
-        if ((xres = xres_alloc()) != 0) {
+        if ((xres = xres_alloc()) != NULL) {
                 tack = xres->xname;
                 res = &xres->xres;
         } else {
@@ -400,7 +400,7 @@ static void sbus_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
         BUG();
 }
 
-struct dma_map_ops sbus_dma_ops = {
+static struct dma_map_ops sbus_dma_ops = {
         .alloc                  = sbus_alloc_coherent,
         .free                   = sbus_free_coherent,
         .map_page               = sbus_map_page,
@@ -681,7 +681,7 @@ static int sparc_io_proc_show(struct seq_file *m, void *v)
         const char *nm;
 
         for (r = root->child; r != NULL; r = r->sibling) {
-                if ((nm = r->name) == 0) nm = "???";
+                if ((nm = r->name) == NULL) nm = "???";
                 seq_printf(m, "%016llx-%016llx: %s\n",
                                 (unsigned long long)r->start,
                                 (unsigned long long)r->end, nm);