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Add a null pointer check so "name" can be used as a key parameter in

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jailparam_get.

PR:		bin/141692
Submitted by:	delphij
MFC after:	3 days
This commit is contained in:
Jamie Gritton 2009-12-17 05:06:56 +00:00
parent e7d829a46c
commit 1574e5ddd9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=200623
1 changed files with 1 additions and 1 deletions
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2
lib/libjail/jail.c
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@ -532,7 +532,7 @@ jailparam_get(struct jailparam *jp, unsigned njp, int flags)
}
jp_key = jp_lastjid ? jp_lastjid :
jp_jid && jp_jid->jp_valuelen == sizeof(int) &&
*(int *)jp_jid->jp_value ? jp_jid : jp_name;
jp_jid->jp_value && *(int *)jp_jid->jp_value ? jp_jid : jp_name;
if (jp_key == NULL || jp_key->jp_value == NULL) {
strlcpy(jail_errmsg, "no jail specified", JAIL_ERRMSGLEN);
errno = ENOENT;