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alistair23-linux
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Btrfs: don't null pointer deref on abort 

I'm sorry, theres no excuse for this sort of work.  We need to use
root->leafsize since eb may be NULL.  Thanks,

Signed-off-by: Josef Bacik <jbacik@fusionio.com>
hifive-unleashed-5.1
Josef Bacik 2013-05-08 13:30:11 -04:00
parent 03b71c6ca6
commit 69a85bd87c
1 changed files with 1 additions and 1 deletions
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2
fs/btrfs/disk-io.c
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@ -3808,7 +3808,7 @@ static int btrfs_destroy_marked_extents(struct btrfs_root *root,
while (start <= end) {
eb = btrfs_find_tree_block(root, start,
root->leafsize);
start += eb->len;
start += root->leafsize;
if (!eb)
continue;
wait_on_extent_buffer_writeback(eb);