[PATCH] uml: remove unused variable and function

syscall_index and next_syscall_index turn out not to be used.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 0 insertions, 17 deletions

diff --git a/arch/um/include/kern_util.h b/arch/um/include/kern_util.h
index cec9fcc57bf5..3368ef974379 100644
--- a/arch/um/include/kern_util.h
+++ b/arch/um/include/kern_util.h
@@ -61,7 +61,6 @@ extern int set_signals(int enable);
 extern void force_sigbus(void);
 extern int pid_to_processor_id(int pid);
 extern void deliver_signals(void *t);
-extern int next_syscall_index(int max);
 extern int next_trap_index(int max);
 extern void default_idle(void);
 extern void finish_fork(void);
diff --git a/arch/um/kernel/syscall.c b/arch/um/kernel/syscall.c
index f5ed8624648b..2828c5283227 100644
--- a/arch/um/kernel/syscall.c
+++ b/arch/um/kernel/syscall.c
@@ -149,22 +149,6 @@ long sys_olduname(struct oldold_utsname __user * name)
         return error;
 }
 
-DEFINE_SPINLOCK(syscall_lock);
-
-static int syscall_index = 0;
-
-int next_syscall_index(int limit)
-{
-        int ret;
-
-        spin_lock(&syscall_lock);
-        ret = syscall_index;
-        if(++syscall_index == limit)
-                syscall_index = 0;
-        spin_unlock(&syscall_lock);
-        return(ret);
-}
-
 int kernel_execve(const char *filename, char *const argv[], char *const envp[])
 {
         mm_segment_t fs;