I posted two patches during the wrong week (plumbers),
so you may have missed them on the mailing list:
http://article.gmane.org/gmane.comp.file-systems.btrfs/1222
http://article.gmane.org/gmane.comp.file-systems.btrfs/1223
Since then, the official tree converted to using git, so I've
rebased the patches against it and adjusted the log messages:
>From 494bed7b1f361c13d22b9c4e0a0e7205e2eb3d19 Mon Sep 17 00:00:00 2001
From: Jim Meyering <[EMAIL PROTECTED]>
Date: Sun, 14 Sep 2008 22:08:09 +0200
Subject: [PATCH] Btrfs: disk-io.c (open_ctree): Don't deref. NULL upon failed
kzalloc
---
fs/btrfs/disk-io.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 5ee10d3..a20b034 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1371,7 +1371,8 @@ struct btrfs_root *open_ctree(struct super_block *sb,
struct btrfs_super_block *disk_super;
- if (!extent_root || !tree_root || !fs_info) {
+ if (!extent_root || !tree_root || !fs_info
+ || !chunk_root || !dev_root) {
err = -ENOMEM;
goto fail;
}
--
1.6.0.2.27.gea240
>From 5a675eb3d8b745cd6d3fba59cc122eca8ad45b80 Mon Sep 17 00:00:00 2001
From: Jim Meyering <[EMAIL PROTECTED]>
Date: Tue, 30 Sep 2008 10:05:21 +0200
Subject: [PATCH] Btrfs: disk-io.c (open_ctree): avoid
leaks-upon-allocation-failure
---
fs/btrfs/disk-io.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index a20b034..d956b0e 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1699,6 +1699,8 @@ fail:
kfree(tree_root);
bdi_destroy(&fs_info->bdi);
kfree(fs_info);
+ kfree(chunk_root);
+ kfree(dev_root);
return ERR_PTR(err);
}
--
1.6.0.2.27.gea240
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