sh: provide generic arch_debugfs_dir.

While sh previously had its own debugfs root, there now exists a
common arch_debugfs_dir prototype, so we switch everything over to
that.  Presumably once more architectures start making use of this
we'll be able to just kill off the stub kdebugfs wrapper.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 2 insertions, 8 deletions

diff --git a/arch/sh/mm/cache-debugfs.c b/arch/sh/mm/cache-debugfs.c
index 690ed010d002..52411462c409 100644
--- a/arch/sh/mm/cache-debugfs.c
+++ b/arch/sh/mm/cache-debugfs.c
@@ -126,25 +126,19 @@ static int __init cache_debugfs_init(void)
 {
         struct dentry *dcache_dentry, *icache_dentry;
 
-        dcache_dentry = debugfs_create_file("dcache", S_IRUSR, sh_debugfs_root,
+        dcache_dentry = debugfs_create_file("dcache", S_IRUSR, arch_debugfs_dir,
                                             (unsigned int *)CACHE_TYPE_DCACHE,
                                             &cache_debugfs_fops);
         if (!dcache_dentry)
                 return -ENOMEM;
-        if (IS_ERR(dcache_dentry))
-                return PTR_ERR(dcache_dentry);
 
-        icache_dentry = debugfs_create_file("icache", S_IRUSR, sh_debugfs_root,
+        icache_dentry = debugfs_create_file("icache", S_IRUSR, arch_debugfs_dir,
                                             (unsigned int *)CACHE_TYPE_ICACHE,
                                             &cache_debugfs_fops);
         if (!icache_dentry) {
                 debugfs_remove(dcache_dentry);
                 return -ENOMEM;
         }
-        if (IS_ERR(icache_dentry)) {
-                debugfs_remove(dcache_dentry);
-                return PTR_ERR(icache_dentry);
-        }
 
         return 0;
 }