Commit 4addd264 authored Dec 10, 2018 by Chanho Min Committed by Al Viro Dec 10, 2018

exec: make prepare_bprm_creds static



prepare_bprm_creds is not used outside exec.c, so there's no reason for it
to have external linkage.

Signed-off-by: Chanho Min <chanho.min@lge.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

parent 22cb7405

fs/exec.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1399,7 +1399,7 @@ EXPORT_SYMBOL(finalize_exec);
		* Or, if exec fails before, free_bprm() should release ->cred and
		* and unlock.
		*/
		int prepare_bprm_creds(struct linux_binprm *bprm)
		static int prepare_bprm_creds(struct linux_binprm *bprm)
		{
		if (mutex_lock_interruptible(&current->signal->cred_guard_mutex))
		return -ERESTARTNOINTR;

include/linux/binfmts.h

+0 −1

Original line number	Diff line number	Diff line
		@@ -138,7 +138,6 @@ extern int transfer_args_to_stack(struct linux_binprm *bprm,
		extern int bprm_change_interp(const char interp, struct linux_binprm bprm);
		extern int copy_strings_kernel(int argc, const char const argv,
		struct linux_binprm *bprm);
		extern int prepare_bprm_creds(struct linux_binprm *bprm);
		extern void install_exec_creds(struct linux_binprm *bprm);
		extern void set_binfmt(struct linux_binfmt *new);
		extern ssize_t read_code(struct file *, unsigned long, loff_t, size_t);