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| author | Matthew Heon <mheon@redhat.com> | 2019-03-03 23:30:45 -0500 |
|---|---|---|
| committer | Matthew Heon <mheon@redhat.com> | 2019-03-03 23:30:45 -0500 |
| commit | ff609a5ade6991ef1d8f892a7bce44a039fbe174 (patch) | |
| tree | 868670d0e950fed50c0b0680cad59a886bc59303 /pkg | |
| parent | 429f2e63a0e2a3b1e084371ebed280a6288b7617 (diff) | |
| download | podman-ff609a5ade6991ef1d8f892a7bce44a039fbe174.tar.gz podman-ff609a5ade6991ef1d8f892a7bce44a039fbe174.tar.bz2 podman-ff609a5ade6991ef1d8f892a7bce44a039fbe174.zip | |
Add additional defense against 0-length log segfaults
Signed-off-by: Matthew Heon <mheon@redhat.com>
Diffstat (limited to 'pkg')
| -rw-r--r-- | pkg/logs/logs.go | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/pkg/logs/logs.go b/pkg/logs/logs.go index 1d920d691..bbd5509b1 100644 --- a/pkg/logs/logs.go +++ b/pkg/logs/logs.go @@ -313,11 +313,11 @@ func (w *logWriter) write(msg *logMessage) error { if w.opts.Timestamps && !w.doAppend { prefix := append([]byte(msg.timestamp.Format(timeFormat)), delimiter[0]) line = append(prefix, line...) - if line[len(line)-1] != '\n' { + if len(line) > 0 && line[len(line)-1] != '\n' { w.doAppend = true } } - if w.doAppend && line[len(line)-1] == '\n' { + if w.doAppend && len(line) > 0 && line[len(line)-1] == '\n' { w.doAppend = false } // If the line is longer than the remaining bytes, cut it. |