fs/binfmt_elf.c: remove unneeded initialization of mm->start_stack

As pointed out by zoujc@lenovo.com, setup_arg_pages() already
initialized current->mm->start_stack.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=202881
Reported-by: <zoujc@lenovo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 7d09d125f1481f200e67b51fd453603e2c7ce325..6fa62f95f48e068899df68527708df4603e703d5 100644 (file)
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -884,8 +884,6 @@ static int load_elf_binary(struct linux_binprm *bprm)
        if (retval < 0)
                goto out_free_dentry;
        
-       current->mm->start_stack = bprm->p;
-
        /* Now we do a little grungy work by mmapping the ELF image into
           the correct location in memory. */
        for(i = 0, elf_ppnt = elf_phdata;