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| author | James Morris <jmorris@namei.org> | 2009-06-11 11:03:14 +1000 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2009-06-11 11:03:14 +1000 |
| commit | 73fbad283cfbbcf02939bdbda31fc4a30e729cca (patch) | |
| tree | 7c89fe13e1b4a2c7f2d60f4ea6eaf69c14bccab7 /kernel/module.c | |
| parent | 769f3e8c384795cc350e2aae27de2a12374d19d4 (diff) | |
| parent | 35f2c2f6f6ae13ef23c4f68e6d3073753077ca43 (diff) | |
Merge branch 'next' into for-linus
Diffstat (limited to 'kernel/module.c')
| -rw-r--r-- | kernel/module.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/module.c b/kernel/module.c index e797812a4d95..cb3887e770e2 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -72,6 +72,9 @@ DEFINE_MUTEX(module_mutex); EXPORT_SYMBOL_GPL(module_mutex); static LIST_HEAD(modules); +/* Block module loading/unloading? */ +int modules_disabled = 0; + /* Waiting for a module to finish initializing? */ static DECLARE_WAIT_QUEUE_HEAD(module_wq); @@ -777,7 +780,7 @@ SYSCALL_DEFINE2(delete_module, const char __user *, name_user, char name[MODULE_NAME_LEN]; int ret, forced = 0; - if (!capable(CAP_SYS_MODULE)) + if (!capable(CAP_SYS_MODULE) || modules_disabled) return -EPERM; if (strncpy_from_user(name, name_user, MODULE_NAME_LEN-1) < 0) @@ -2336,7 +2339,7 @@ SYSCALL_DEFINE3(init_module, void __user *, umod, int ret = 0; /* Must have permission */ - if (!capable(CAP_SYS_MODULE)) + if (!capable(CAP_SYS_MODULE) || modules_disabled) return -EPERM; /* Only one module load at a time, please */ |