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check if string is nul char, not if array is NULL. 

avoids always-true condition.

found by GCC 12.
This commit is contained in:
mrg 2023-08-03 08:35:14 +00:00
parent 2d5ede2c66
commit bf34038e14
1 changed files with 3 additions and 3 deletions
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6
sys/dev/podulebus/if_ea.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_ea.c,v 1.17 2012/10/10 22:17:44 skrll Exp $ */
/* $NetBSD: if_ea.c,v 1.18 2023/08/03 08:35:14 mrg Exp $ */
/*
* Copyright (c) 2000, 2001 Ben Harris
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_ea.c,v 1.17 2012/10/10 22:17:44 skrll Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_ea.c,v 1.18 2023/08/03 08:35:14 mrg Exp $");
#include <sys/param.h>
@ -119,7 +119,7 @@ eaattach(device_t parent, device_t self, void *aux)
&sc->sc_8005.sc_ioh);
/* Get the Ethernet address from the device description string. */
if (pa->pa_descr == NULL) {
if (pa->pa_descr[0] == '\0') {
printf(": No description for Ethernet address\n");
return;
}