scripts: remove unused function in sortextable.c

Signed-off-by: NRamkumar Ramachandra <artagnon@gmail.com>
Acked-by: NDavid Daney <david.daney@cavium.com>
Signed-off-by: NMichal Marek <mmarek@suse.cz>

scripts/sortextable.c

@@ -64,14 +64,6 @@ fail_file(void)
 	longjmp(jmpenv, SJ_FAIL);
 }
 
-static void __attribute__((noreturn))
-succeed_file(void)
-{
-	cleanup();
-	longjmp(jmpenv, SJ_SUCCEED);
-}
-
-
 /*
  * Get the whole file as a programming convenience in order to avoid
  * malloc+lseek+read+free of many pieces.  If successful, then mmap