[PATCH 0/2] Fix two issues pointed out by Coverity

I looked very briefly over the issues pointed out by Coverity, and decided to pluck these two low-hanging pieces of fruit.

Johannes Schindelin (2):
  rebase: replace incorrect logical negation by correct bitwise one
  bisect--helper: verify HEAD could be parsed before continuing

 builtin/bisect--helper.c | 5 ++++-
 builtin/rebase.c         | 2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

base-commit: aa25c82427ae70aebf3b8f970f2afd54e9a2a8c6
Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-221%2Fdscho%2Faddress-coverity-reports-v1
Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-221/dscho/address-coverity-reports-v1
Pull-Request: https://github.com/gitgitgadget/git/pull/221