[PATCH] spufs: fix sparse warnings

One local variable is missing an __iomem modifier,
in another place, we pass a completely unused argument
with a missing __user modifier.
Signed-off-by: Arnd Bergmann <arndb@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/platforms/cell/spu_base.c

@@ -357,7 +357,7 @@ static void spu_init_channels(struct spu *spu)
 		{ 0x17, 1, }, { 0x18, 0, }, { 0x19, 0, }, { 0x1b, 0, },
 		{ 0x1c, 1, }, { 0x1d, 0, }, { 0x1e, 1, },
 	};
-	struct spu_priv2 *priv2;
+	struct spu_priv2 __iomem *priv2;
 	int i;
 
 	priv2 = spu->priv2;

arch/powerpc/platforms/cell/spufs/inode.c

@@ -293,9 +293,8 @@ static int spufs_context_open(struct dentry *dentry, struct vfsmount *mnt)
 
 static struct file_system_type spufs_type;
 
-long
-spufs_create_thread(struct nameidata *nd, const char *name,
-			unsigned int flags, mode_t mode)
+long spufs_create_thread(struct nameidata *nd,
+			 unsigned int flags, mode_t mode)
 {
 	struct dentry *dentry;
 	int ret;

arch/powerpc/platforms/cell/spufs/spufs.h

@@ -101,7 +101,7 @@ extern struct tree_descr spufs_dir_contents[];
 /* system call implementation */
 long spufs_run_spu(struct file *file,
 		   struct spu_context *ctx, u32 *npc, u32 *status);
-long spufs_create_thread(struct nameidata *nd, const char *name,
+long spufs_create_thread(struct nameidata *nd,
 			 unsigned int flags, mode_t mode);
 extern struct file_operations spufs_context_fops;
 

arch/powerpc/platforms/cell/spufs/syscalls.c

@@ -85,7 +85,7 @@ asmlinkage long sys_spu_create(const char __user *pathname,
 		ret = path_lookup(tmp, LOOKUP_PARENT|
 				LOOKUP_OPEN|LOOKUP_CREATE, &nd);
 		if (!ret) {
-			ret = spufs_create_thread(&nd, pathname, flags, mode);
+			ret = spufs_create_thread(&nd, flags, mode);
 			path_release(&nd);
 		}
 		putname(tmp);