diff options
Diffstat (limited to 'arch/x86/kernel/kdebugfs.c')
-rw-r--r-- | arch/x86/kernel/kdebugfs.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86/kernel/kdebugfs.c b/arch/x86/kernel/kdebugfs.c index c03205991718..ff7d3b0124f1 100644 --- a/arch/x86/kernel/kdebugfs.c +++ b/arch/x86/kernel/kdebugfs.c | |||
@@ -12,9 +12,13 @@ | |||
12 | #include <linux/init.h> | 12 | #include <linux/init.h> |
13 | #include <linux/io.h> | 13 | #include <linux/io.h> |
14 | #include <linux/mm.h> | 14 | #include <linux/mm.h> |
15 | #include <linux/module.h> | ||
15 | 16 | ||
16 | #include <asm/setup.h> | 17 | #include <asm/setup.h> |
17 | 18 | ||
19 | struct dentry *arch_debugfs_dir; | ||
20 | EXPORT_SYMBOL(arch_debugfs_dir); | ||
21 | |||
18 | #ifdef CONFIG_DEBUG_BOOT_PARAMS | 22 | #ifdef CONFIG_DEBUG_BOOT_PARAMS |
19 | struct setup_data_node { | 23 | struct setup_data_node { |
20 | u64 paddr; | 24 | u64 paddr; |
@@ -135,6 +139,7 @@ static int __init create_setup_data_nodes(struct dentry *parent) | |||
135 | if (PageHighMem(pg)) { | 139 | if (PageHighMem(pg)) { |
136 | data = ioremap_cache(pa_data, sizeof(*data)); | 140 | data = ioremap_cache(pa_data, sizeof(*data)); |
137 | if (!data) { | 141 | if (!data) { |
142 | kfree(node); | ||
138 | error = -ENXIO; | 143 | error = -ENXIO; |
139 | goto err_dir; | 144 | goto err_dir; |
140 | } | 145 | } |
@@ -209,6 +214,10 @@ static int __init arch_kdebugfs_init(void) | |||
209 | { | 214 | { |
210 | int error = 0; | 215 | int error = 0; |
211 | 216 | ||
217 | arch_debugfs_dir = debugfs_create_dir("x86", NULL); | ||
218 | if (!arch_debugfs_dir) | ||
219 | return -ENOMEM; | ||
220 | |||
212 | #ifdef CONFIG_DEBUG_BOOT_PARAMS | 221 | #ifdef CONFIG_DEBUG_BOOT_PARAMS |
213 | error = boot_params_kdebugfs_init(); | 222 | error = boot_params_kdebugfs_init(); |
214 | #endif | 223 | #endif |