This is a note to let you know that I've just added the patch titled Btrfs: clean up an error code in btrfs_init_space_info() to the 4.4-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-clean-up-an-error-code-in-btrfs_init_space_info.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 0dc924c5f2a3c4d999e12feaccee5f970cea1315 Mon Sep 17 00:00:00 2001 From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Date: Wed, 13 Jan 2016 15:21:17 +0300 Subject: Btrfs: clean up an error code in btrfs_init_space_info() From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> commit 0dc924c5f2a3c4d999e12feaccee5f970cea1315 upstream. If we return 1 here, then the caller treats it as an error and returns -EINVAL. It causes a static checker warning to treat positive returns as an error. Fixes: 1aba86d67f34 ('Btrfs: fix easily get into ENOSPC in mixed case') Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Signed-off-by: David Sterba <dsterba@xxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- fs/btrfs/extent-tree.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -10688,7 +10688,7 @@ int btrfs_init_space_info(struct btrfs_f disk_super = fs_info->super_copy; if (!btrfs_super_root(disk_super)) - return 1; + return -EINVAL; features = btrfs_super_incompat_flags(disk_super); if (features & BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS) Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are queue-4.4/mips-rm7000-double-locking-bug-in-rm7k_tc_disable.patch queue-4.4/btrfs-clean-up-an-error-code-in-btrfs_init_space_info.patch queue-4.4/xprtrdma-checking-for-null-instead-of-is_err.patch queue-4.4/mips-octeon-off-by-one-in-octeon_irq_gpio_map.patch queue-4.4/bpf-mips-fix-off-by-one-in-ctx-offset-allocation.patch queue-4.4/x86-apic-uv-silence-a-shift-wrapping-warning.patch