binfmt_elf: remove unused argument in fill_elf_header

In fill_elf_header(), elf->e_ident[EI_OSABI] is always set to ELF_OSABI,
so remove the unused argument 'osabi'.
Signed-off-by: Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/binfmt_elf.c

@@ -1249,7 +1249,7 @@ static int writenote(struct memelfnote *men, struct file *file,
 #undef DUMP_WRITE
 
 static void fill_elf_header(struct elfhdr *elf, int segs,
-			    u16 machine, u32 flags, u8 osabi)
+			    u16 machine, u32 flags)
 {
 	memset(elf, 0, sizeof(*elf));
 
@@ -1634,7 +1634,7 @@ static int fill_note_info(struct elfhdr *elf, int phdrs,
 	 * Initialize the ELF file header.
 	 */
 	fill_elf_header(elf, phdrs,
-			view->e_machine, view->e_flags, view->ei_osabi);
+			view->e_machine, view->e_flags);
 
 	/*
 	 * Allocate a structure for each thread.
@@ -1874,7 +1874,7 @@ static int fill_note_info(struct elfhdr *elf, int phdrs,
 	elf_core_copy_regs(&info->prstatus->pr_reg, regs);
 
 	/* Set up header */
-	fill_elf_header(elf, phdrs, ELF_ARCH, ELF_CORE_EFLAGS, ELF_OSABI);
+	fill_elf_header(elf, phdrs, ELF_ARCH, ELF_CORE_EFLAGS);
 
 	/*
 	 * Set up the notes in similar form to SVR4 core dumps made