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authorNeilBrown <neilb@cse.unsw.edu.au>2005-09-09 16:23:43 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-09 16:39:09 -0700
commit1923b99a0f4748aa6be0b9b9523ce224a3449b17 (patch)
tree708b1546c179e7d6fc31213528d32f4ab4ff13a8 /drivers/md/md.c
parent844e8d904a7c1446e3f040683b4a0645c3eb168f (diff)
[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>
Diffstat (limited to 'drivers/md/md.c')
-rw-r--r--drivers/md/md.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 373ab92e367b..63c566165189 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2430,7 +2430,7 @@ static int set_bitmap_file(mddev_t *mddev, int fd)
{
int err;
- if (mddev->pers)
+ if (mddev->pers || mddev->bitmap_file)
return -EBUSY;
mddev->bitmap_file = fget(fd);