fs/binfmt_elf.c: delete unused "interp_map_addr" argument

Link: http://lkml.kernel.org/r/20191005165049.GA26927@avx2Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/binfmt_elf.c

@@ -544,7 +544,7 @@ static inline int make_prot(u32 p_flags)
    an ELF header */
 
 static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex,
-		struct file *interpreter, unsigned long *interp_map_addr,
+		struct file *interpreter,
 		unsigned long no_base, struct elf_phdr *interp_elf_phdata)
 {
 	struct elf_phdr *eppnt;
@@ -590,8 +590,6 @@ static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex,
 			map_addr = elf_map(interpreter, load_addr + vaddr,
 					eppnt, elf_prot, elf_type, total_size);
 			total_size = 0;
-			if (!*interp_map_addr)
-				*interp_map_addr = map_addr;
 			error = map_addr;
 			if (BAD_ADDR(map_addr))
 				goto out;
@@ -1054,11 +1052,8 @@ static int load_elf_binary(struct linux_binprm *bprm)
 	}
 
 	if (interpreter) {
-		unsigned long interp_map_addr = 0;
-
 		elf_entry = load_elf_interp(&loc->interp_elf_ex,
 					    interpreter,
-					    &interp_map_addr,
 					    load_bias, interp_elf_phdata);
 		if (!IS_ERR((void *)elf_entry)) {
 			/*