erabo/spiegel_podman
1
0
Fork 0
mirror of https://github.com/podman-container-tools/podman.git synced 2026-08-18 14:28:01 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

Fix possible runtime panic if image history len is zero

Browse source 
We now return an empty string for the `Comment` field if an OCI v1 image
contains no history.

Signed-off-by: Sascha Grunert <sgrunert@suse.com>
This commit is contained in:
Sascha Grunert 2019-07-25 12:45:08 +02:00
parent 7c9095ea1d
commit 7630f1b52e
No known key found for this signature in database
GPG key ID: 8CE029DD1A866E52
1 changed files with 4 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
libpod/image/image.go
View file

@ -1298,7 +1298,10 @@ func (i *Image) Comment(ctx context.Context, manifestType string) (string, error
if err != nil {
return "", err
}
return ociv1Img.History[0].Comment, nil
if len(ociv1Img.History) > 0 {
return ociv1Img.History[0].Comment, nil
}
return "", nil
}
// Save writes a container image to the filesystem