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-rw-r--r--fs/binfmt_misc.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index 18657f001b43..72d0b412c376 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -675,19 +675,8 @@ static ssize_t
675bm_status_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos) 675bm_status_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos)
676{ 676{
677 char *s = enabled ? "enabled" : "disabled"; 677 char *s = enabled ? "enabled" : "disabled";
678 int len = strlen(s);
679 loff_t pos = *ppos;
680 678
681 if (pos < 0) 679 return simple_read_from_buffer(buf, nbytes, ppos, s, strlen(s));
682 return -EINVAL;
683 if (pos >= len)
684 return 0;
685 if (len < pos + nbytes)
686 nbytes = len - pos;
687 if (copy_to_user(buf, s + pos, nbytes))
688 return -EFAULT;
689 *ppos = pos + nbytes;
690 return nbytes;
691} 680}
692 681
693static ssize_t bm_status_write(struct file * file, const char __user * buffer, 682static ssize_t bm_status_write(struct file * file, const char __user * buffer,