A small optimization
Move the default value of transid to its initialization
and remove the else-statement.

Signed-off-by: Tom Rix <trix@redhat.com>
---
 fs/btrfs/ioctl.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 25833b4eeaf5..4694301aa91e 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -3132,14 +3132,13 @@ static noinline long btrfs_ioctl_start_sync(struct btrfs_root *root,
 static noinline long btrfs_ioctl_wait_sync(struct btrfs_fs_info *fs_info,
 					   void __user *argp)
 {
-	u64 transid;
+	u64 transid = 0;  /* current trans */
 
 	if (argp) {
 		if (copy_from_user(&transid, argp, sizeof(transid)))
 			return -EFAULT;
-	} else {
-		transid = 0;  /* current trans */
 	}
+
 	return btrfs_wait_for_commit(fs_info, transid);
 }
 
-- 
2.27.0

On Tue, May 02, 2023 at 10:51:29AM -0400, Tom Rix wrote:
> A small optimization
> Move the default value of transid to its initialization
> and remove the else-statement.
> 
> Signed-off-by: Tom Rix <trix@redhat.com>

Added to misc-next with minor updates, thanks.