This is a note to let you know that I've just added the patch titled Btrfs: use right type to get real comparison to the 3.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: btrfs-use-right-type-to-get-real-comparison.patch and it can be found in the queue-3.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From cd857dd6bc2ae9ecea14e75a34e8a8fdc158e307 Mon Sep 17 00:00:00 2001 From: Liu Bo <bo.li.liu@xxxxxxxxxx> Date: Sun, 8 Jun 2014 19:04:13 +0800 Subject: Btrfs: use right type to get real comparison From: Liu Bo <bo.li.liu@xxxxxxxxxx> commit cd857dd6bc2ae9ecea14e75a34e8a8fdc158e307 upstream. We want to make sure the point is still within the extent item, not to verify the memory it's pointing to. Signed-off-by: Liu Bo <bo.li.liu@xxxxxxxxxx> Signed-off-by: Chris Mason <clm@xxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- fs/btrfs/backref.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -1424,7 +1424,7 @@ static int __get_extent_inline_ref(unsig *out_eiref = (struct btrfs_extent_inline_ref *)(ei + 1); } *ptr = (unsigned long)*out_eiref; - if ((void *)*ptr >= (void *)ei + item_size) + if ((unsigned long)(*ptr) >= (unsigned long)ei + item_size) return -ENOENT; } Patches currently in stable-queue which might be from bo.li.liu@xxxxxxxxxx are queue-3.15/btrfs-fix-null-pointer-crash-of-deleting-a-seed-device.patch queue-3.15/btrfs-fix-scrub_print_warning-to-handle-skinny-metadata-extents.patch queue-3.15/btrfs-use-right-type-to-get-real-comparison.patch queue-3.15/btrfs-mark-mapping-with-error-flag-to-report-errors-to-userspace.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html