libebtc: fix malloc usage

Rule insertion may fail on systems where libc doesn't provided zeroed
memory via malloc (which is legal).

IOW, this was never guaranteed to work correctly.
Add a xzalloc wrapper to do error checking and zeroing and then
use it in libebtc.

Reported-and-tested-by: Senthil Kumar Balasubramanian <senthilb@qubercomm.com>
Diagnosed-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: Florian Westphal <fw@strlen.de>

0 files changed, 0 insertions, 0 deletions