Fix handling of nil volumes

Currently if a user passes in a -v with
-v $bogus:/foobar

We crash.  This will throw a proper error.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/cmd/podman/create_cli.go b/cmd/podman/create_cli.go
index 1a0830f2e..95b9321fd 100644
--- a/cmd/podman/create_cli.go
+++ b/cmd/podman/create_cli.go
@@ -201,6 +201,9 @@ func parseVolumesFrom(volumesFrom []string) error {
 }
 
 func validateVolumeHostDir(hostDir string) error {
+	if len(hostDir) == 0 {
+		return errors.Errorf("host directory cannot be empty")
+	}
 	if filepath.IsAbs(hostDir) {
 		if _, err := os.Stat(hostDir); err != nil {
 			return errors.Wrapf(err, "error checking path %q", hostDir)
@@ -212,6 +215,9 @@ func validateVolumeHostDir(hostDir string) error {
 }
 
 func validateVolumeCtrDir(ctrDir string) error {
+	if len(ctrDir) == 0 {
+		return errors.Errorf("container directory cannot be empty")
+	}
 	if !filepath.IsAbs(ctrDir) {
 		return errors.Errorf("invalid container path, must be an absolute path %q", ctrDir)
 	}