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MINOR: lua: Use vars_unset_by_name_ifexist()

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There is no good reason to register a variable name, just to unset
that value that could not even be set without the variable existing.

This change should be safe, may be backported if desired.
This commit is contained in:
Tim Duesterhus 2020-05-19 13:49:38 +02:00 committed by Christopher Faulet
parent de5021a133
commit 94fa973f3e
1 changed files with 3 additions and 3 deletions
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6
src/hlua.c
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@ -3512,7 +3512,7 @@ __LJMP static int hlua_applet_tcp_unset_var(lua_State *L)
/* Unset the variable. */
smp_set_owner(&smp, s->be, s->sess, s, 0);
vars_unset_by_name(name, len, &smp);
vars_unset_by_name_ifexist(name, len, &smp);
return 0;
}
@ -3990,7 +3990,7 @@ __LJMP static int hlua_applet_http_unset_var(lua_State *L)
/* Unset the variable. */
smp_set_owner(&smp, s->be, s->sess, s, 0);
vars_unset_by_name(name, len, &smp);
vars_unset_by_name_ifexist(name, len, &smp);
return 0;
}
@ -5074,7 +5074,7 @@ __LJMP static int hlua_unset_var(lua_State *L)
/* Unset the variable. */
smp_set_owner(&smp, htxn->p, htxn->s->sess, htxn->s, htxn->dir & SMP_OPT_DIR);
vars_unset_by_name(name, len, &smp);
vars_unset_by_name_ifexist(name, len, &smp);
return 0;
}