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jail: fix crash with startup commands on a jail without name

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Jail name is optional, thus don't try setenv(NULL).

Fixes:	d8f021add4
This commit is contained in:
Gleb Smirnoff committed 2026-03-13 13:27:39 -07:00
1 parent c70f382a8b
commit 78c4f821f4
1 file changed
+2 -2
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usr.sbin/jail/command.c
+2 -2
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@@ -814,8 +814,8 @@ run_command(struct cfjail *j)
if (!injail) {
if (string_param(j->intparams[KP_JID]))
setenv("JID", string_param(j->intparams[KP_JID]), 1);
setenv("JNAME", string_param(j->intparams[KP_NAME]), 1);
if (string_param(j->intparams[KP_NAME]))
setenv("JNAME", string_param(j->intparams[KP_NAME]), 1);
path = string_param(j->intparams[KP_PATH]);
setenv("JPATH", path ? path : "", 1);
}