Depends. (Doesn't it always?)
PC 646.93
Other than that, either one has committed a felony that abrogates firearms possession, or one has not. I've never been privileged to read any terms of probation; I'm sure there's "boiler plate" for them that may include weapons other than firearms.
PC 646.93
(c) Unless good cause is shown not to impose the following
conditions, the judge shall impose as additional conditions of
release on bail that:
...
(3) The defendant shall not possess any firearms or other deadly
or dangerous weapons.
conditions, the judge shall impose as additional conditions of
release on bail that:
...
(3) The defendant shall not possess any firearms or other deadly
or dangerous weapons.

Comment