[ovs-git] [openvswitch/ovs] 6513cb: test-cmap: Avoid shift by full width of type in fi...

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/openvswitch/ovs
  Commit: 6513cb3d6dbf4479ee19b29ba4d8a3c4f71a709c
      https://github.com/openvswitch/ovs/commit/6513cb3d6dbf4479ee19b29ba4d8a3c4f71a709c
  Author: Ben Pfaff <blp at ovn.org>
  Date:   2017-06-01 (Thu, 01 Jun 2017)

  Changed paths:
    M tests/test-cmap.c

  Log Message:
  -----------
  test-cmap: Avoid shift by full width of type in find_batch().

In C, it is undefined to shift an N-bit value by N.  This fixes the
problem in find_batch() for the case where i == 0.

Found by Coverity.

Reported-at: https://scan3.coverity.com/reports.htm#v16889/p10449/fileInstanceId=14763098&defectInstanceId=4304031&mergedDefectId=68209
Signed-off-by: Ben Pfaff <blp at ovn.org>
Acked-by: Justin Pettit <jpettit at ovn.org>