Signed-off-by: David Sterba <dste...@suse.com> --- fs/btrfs/send.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c index 02967374d0d9..53a40a7077a2 100644 --- a/fs/btrfs/send.c +++ b/fs/btrfs/send.c @@ -6059,10 +6059,13 @@ long btrfs_ioctl_send(struct file *mnt_file, void __user *arg_) alloc_size = arg->clone_sources_count * sizeof(*arg->clone_sources); if (arg->clone_sources_count) { - clone_sources_tmp = vmalloc(alloc_size); + clone_sources_tmp = kmalloc(alloc_size, GFP_KERNEL | __GFP_NOWARN); if (!clone_sources_tmp) { - ret = -ENOMEM; - goto out; + clone_sources_tmp = vmalloc(alloc_size); + if (!clone_sources_tmp) { + ret = -ENOMEM; + goto out; + } } ret = copy_from_user(clone_sources_tmp, arg->clone_sources, @@ -6100,7 +6103,7 @@ long btrfs_ioctl_send(struct file *mnt_file, void __user *arg_) sctx->clone_roots[i].root = clone_root; clone_sources_to_rollback = i + 1; } - vfree(clone_sources_tmp); + kvfree(clone_sources_tmp); clone_sources_tmp = NULL; } @@ -6218,7 +6221,7 @@ long btrfs_ioctl_send(struct file *mnt_file, void __user *arg_) btrfs_root_dec_send_in_progress(sctx->parent_root); kfree(arg); - vfree(clone_sources_tmp); + kvfree(clone_sources_tmp); if (sctx) { if (sctx->send_filp) -- 2.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html