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module: fix building with sysfs disabled

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Sysfs support might be disabled so we need to guard the code that
instantiates "compression" attribute with an #ifdef.

Fixes: b1ae6dc41e ("module: add in-kernel support for decompressing")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
This commit is contained in:
Dmitry Torokhov 2022-02-15 13:11:42 -08:00 committed by Luis Chamberlain
parent 3593030761
commit a8e8f851e8
1 changed files with 2 additions and 0 deletions
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2
kernel/module_decompress.c
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@ -250,6 +250,7 @@ void module_decompress_cleanup(struct load_info *info)
info->max_pages = info->used_pages = 0; info->max_pages = info->used_pages = 0;
} }
#ifdef CONFIG_SYSFS
static ssize_t compression_show(struct kobject *kobj, static ssize_t compression_show(struct kobject *kobj,
struct kobj_attribute *attr, char *buf) struct kobj_attribute *attr, char *buf)
{ {
@ -269,3 +270,4 @@ static int __init module_decompress_sysfs_init(void)
return 0; return 0;
} }
late_initcall(module_decompress_sysfs_init); late_initcall(module_decompress_sysfs_init);
#endif