Commit 1923b99a authored Sep 09, 2005 by NeilBrown Committed by Linus Torvalds Sep 09, 2005

[PATCH] md: don't allow new md/bitmap file to be set if one already exists



... otherwise we loose a reference and can never free the file.

Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent 844e8d90

drivers/md/md.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -2430,7 +2430,7 @@ static int set_bitmap_file(mddev_t *mddev, int fd)
	{		{
	int err;		int err;

	if (mddev->pers)		if (mddev->pers \|\| mddev->bitmap_file)
	return -EBUSY;		return -EBUSY;

	mddev->bitmap_file = fget(fd);		mddev->bitmap_file = fget(fd);