btrfs-progs: fix uninit variable in btrfs_scan_kernel

Signed-off-by: Chris Mason <clm@fb.com>

diff --git a/cmds-filesystem.c b/cmds-filesystem.c
index 2b2d068..dfbb4f5 100644 (file)
--- a/cmds-filesystem.c
+++ b/cmds-filesystem.c
@@ -448,7 +448,7 @@ static int btrfs_scan_kernel(void *search)
        struct mntent *mnt;
        struct btrfs_ioctl_fs_info_args fs_info_arg;
        struct btrfs_ioctl_dev_info_args *dev_info_arg = NULL;
-       struct btrfs_ioctl_space_args *space_info_arg;
+       struct btrfs_ioctl_space_args *space_info_arg = NULL;
        char label[BTRFS_LABEL_SIZE];
 
        f = setmntent("/proc/self/mounts", "r");