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authorRusty Russell <rusty@rustcorp.com.au>2014-08-27 00:55:23 +0400
committerRusty Russell <rusty@rustcorp.com.au>2014-08-27 16:24:10 +0400
commit7a486d3781295b5298cbf9556928a76d26896863 (patch)
tree7a4d6592ed62a04c125d654f5ea6c15669c67b36 /include/linux/moduleparam.h
parentfc9740cebc3ab7c65f3c5f6ce0caf3e4969013ca (diff)
downloadlinux-7a486d3781295b5298cbf9556928a76d26896863.tar.xz
param: check for tainting before calling set op.
This means every set op doesn't need to call it, and it can move into params.c. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'include/linux/moduleparam.h')
-rw-r--r--include/linux/moduleparam.h16
1 files changed, 0 insertions, 16 deletions
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index 9531f9f9729e..593501996574 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -374,22 +374,6 @@ static inline void destroy_params(const struct kernel_param *params,
#define __param_check(name, p, type) \
static inline type __always_unused *__check_##name(void) { return(p); }
-/**
- * param_check_unsafe - Warn and taint the kernel if setting dangerous options.
- *
- * This gets called from all the standard param setters, but can be used from
- * custom setters as well.
- */
-static inline void
-param_check_unsafe(const struct kernel_param *kp)
-{
- if (kp->flags & KERNEL_PARAM_FL_UNSAFE) {
- pr_warn("Setting dangerous option %s - tainting kernel\n",
- kp->name);
- add_taint(TAINT_USER, LOCKDEP_STILL_OK);
- }
-}
-
extern struct kernel_param_ops param_ops_byte;
extern int param_set_byte(const char *val, const struct kernel_param *kp);
extern int param_get_byte(char *buffer, const struct kernel_param *kp);