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Commit 6a24432c authored by Paul Burton's avatar Paul Burton Committed by Ralf Baechle
Browse files

MIPS: Remove unused {get,put}_sigset functions 



These functions are never called & thus dead code. Remove them.

Signed-off-by: default avatarPaul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Matthew Fortune <matthew.fortune@imgtec.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: linux-kernel@vger.kernel.org
Cc: Richard Weinberger <richard@nod.at>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Andrew Morton <akpm@linux-foundation.org>
Patchwork: https://patchwork.linux-mips.org/patch/10793/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent d02a40af

arch/mips/kernel/signal32.c

+0 −51
Original line number Diff line number Diff line
@@ -130,57 +130,6 @@ static int restore_sigcontext32(struct pt_regs *regs, 
	return err ?: protected_restore_fp_context(sc);

}



/*

 *

 */

extern void __put_sigset_unknown_nsig(void);

extern void __get_sigset_unknown_nsig(void);



static inline int put_sigset(const sigset_t *kbuf, compat_sigset_t __user *ubuf)

{

	int err = 0;



	if (!access_ok(VERIFY_WRITE, ubuf, sizeof(*ubuf)))

		return -EFAULT;



	switch (_NSIG_WORDS) {

	default:

		__put_sigset_unknown_nsig();

	case 2:

		err |= __put_user(kbuf->sig[1] >> 32, &ubuf->sig[3]);

		err |= __put_user(kbuf->sig[1] & 0xffffffff, &ubuf->sig[2]);

	case 1:

		err |= __put_user(kbuf->sig[0] >> 32, &ubuf->sig[1]);

		err |= __put_user(kbuf->sig[0] & 0xffffffff, &ubuf->sig[0]);

	}



	return err;

}



static inline int get_sigset(sigset_t *kbuf, const compat_sigset_t __user *ubuf)

{

	int err = 0;

	unsigned long sig[4];



	if (!access_ok(VERIFY_READ, ubuf, sizeof(*ubuf)))

		return -EFAULT;



	switch (_NSIG_WORDS) {

	default:

		__get_sigset_unknown_nsig();

	case 2:

		err |= __get_user(sig[3], &ubuf->sig[3]);

		err |= __get_user(sig[2], &ubuf->sig[2]);

		kbuf->sig[1] = sig[2] | (sig[3] << 32);

	case 1:

		err |= __get_user(sig[1], &ubuf->sig[1]);

		err |= __get_user(sig[0], &ubuf->sig[0]);

		kbuf->sig[0] = sig[0] | (sig[1] << 32);

	}



	return err;

}



/*

 * Atomically swap in the new signal mask, and wait for a signal.

 */