tree 7d5929eb55e7562424aa0ff0799e0b324c09ca7f
parent fb489e1f9b3bcc536d467a9f04a59fc0fde8ea07
author Fabio Utzig <utzig@apache.org> 1613052744 -0300
committer Fabio Utzig <utzig@apache.org> 1613052831 -0300

Fix unitialized variable warning

Fix usage of prev when curr==group, and add checking for invalid
parameter.

Signed-off-by: Fabio Utzig <fabio.utzig@nordicsemi.no>