tree 4b666319dcb5ec84cd2a6b1ef698ef4a272060b6
parent 5fb868c52c42ec3b0e613d2bad2665a818da4766
author Bryan Eyler <bryaneyler@google.com> 1496191897 -0700
committer Bryan Eyler <bryaneyler@google.com> 1496191897 -0700

Fix bootanalyze reading of dmesg

Only read when there's output to be read.

Bug 36644379

Change-Id: Ia37c2a96b1a888cc5401e32c3838c680e4134c54