[POWERPC] bootwrapper: Make ft_get_phandle() accept and return NULL.

Currently, if ft_get_phandle() is passed NULL it will allocate an entry
for it and return a non-NULL phandle.  This patch makes it simply pass
the NULL through.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Acked-by: Mark A. Greer <mgreer@mvista.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Scott Wood 2007-03-12 14:41:45 -06:00 committed by Paul Mackerras
parent 1c53a496ba
commit c8aa72633e

View File

@ -40,6 +40,9 @@ static void *ft_get_phandle(struct ft_cxt *cxt, char *node)
{
unsigned int i;
if (!node)
return NULL;
for (i = 1; i < cxt->nodes_used; i++) /* already there? */
if (cxt->node_tbl[i] == node)
return (void *)i;