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Diffstat (limited to 'arch/sh/mm/cache-debugfs.c')
-rw-r--r--arch/sh/mm/cache-debugfs.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/sh/mm/cache-debugfs.c b/arch/sh/mm/cache-debugfs.c
index 0e189ccd4a77..5ba067b26591 100644
--- a/arch/sh/mm/cache-debugfs.c
+++ b/arch/sh/mm/cache-debugfs.c
@@ -130,12 +130,18 @@ static int __init cache_debugfs_init(void)
dcache_dentry = debugfs_create_file("dcache", S_IRUSR, sh_debugfs_root,
(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,
(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);
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