Fix podman build --logfile

A opened file object of a logfile gets lost because the variable
`logfile` is redefined in a `if` block. This fix stops redefining
the variable.

Signed-off-by: Hironori Shiina <Hironori.Shiina@fujitsu.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/cmd/podman/images/build.go b/cmd/podman/images/build.go
index fbea1e3d8..3aca104e3 100644
--- a/cmd/podman/images/build.go
+++ b/cmd/podman/images/build.go
@@ -221,7 +221,8 @@ func build(cmd *cobra.Command, args []string) error {
 
 	var logfile *os.File
 	if cmd.Flag("logfile").Changed {
-		logfile, err := os.OpenFile(buildOpts.Logfile, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0600)
+		var err error
+		logfile, err = os.OpenFile(buildOpts.Logfile, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0600)
 		if err != nil {
 			return err
 		}