tree 9bdfe9b3ff93d26c11c4b8731ed8927fdd942895
parent 2d82ef9d98aeae7592e9e4036722468a1dc53acb
author David du Colombier <0intro@gmail.com> 1439147921 +0200
committer Russ Cox <rsc@swtch.com> 1478128660 +0000

libregexp: various fixes

- Check before dereference.
- Fix memory leak
- Remove duplicate if statement.
- Remove trailing spaces.

Change-Id: I140a05c8f7006493dddae753aebfa5b4577c65ef
Reviewed-on: https://plan9port-review.googlesource.com/1301
Reviewed-by: Neven Sajko <nsajko@gmail.com>
Reviewed-by: Russ Cox <rsc@swtch.com>