tree f7f06afcf49dac5dec0f5d33e4be48d3ab8e768a
parent e4a223f04de2e271682f26d7b981c0012f6a459f
author Joe Hershberger <joe.hershberger@ni.com> 1349257130 +0000
committer Tom Rini <trini@ti.com> 1350327245 -0700

env: Check for NULL pointer in envmatch()

If the pointer passed into envmatch() is NULL, return -1 instead of
crashing.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>