diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-28 11:49:56 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-11-28 11:49:56 +0000 |
| commit | 9ee4be4156b1a507f199e750ba2c13ffb6ea9b42 (patch) | |
| tree | c92cb39ad1f0be559390c2a995d9aad2b0300b14 /drivers/of/irq.c | |
| parent | 005d610f2abc550172726b997f5cfe683769cc1c (diff) | |
| parent | d4d6373c1109b11c8118340be97ae31b8f94d66a (diff) | |
Merge remote-tracking branch 'regulator/for-linus' into regulator-next
Diffstat (limited to 'drivers/of/irq.c')
| -rw-r--r-- | drivers/of/irq.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/of/irq.c b/drivers/of/irq.c index 6d3dd3988d0..791270b8bd1 100644 --- a/drivers/of/irq.c +++ b/drivers/of/irq.c @@ -60,27 +60,27 @@ EXPORT_SYMBOL_GPL(irq_of_parse_and_map); */ struct device_node *of_irq_find_parent(struct device_node *child) { - struct device_node *p, *c = child; + struct device_node *p; const __be32 *parp; - if (!of_node_get(c)) + if (!of_node_get(child)) return NULL; do { - parp = of_get_property(c, "interrupt-parent", NULL); + parp = of_get_property(child, "interrupt-parent", NULL); if (parp == NULL) - p = of_get_parent(c); + p = of_get_parent(child); else { if (of_irq_workarounds & OF_IMAP_NO_PHANDLE) p = of_node_get(of_irq_dflt_pic); else p = of_find_node_by_phandle(be32_to_cpup(parp)); } - of_node_put(c); - c = p; + of_node_put(child); + child = p; } while (p && of_get_property(p, "#interrupt-cells", NULL) == NULL); - return (p == child) ? NULL : p; + return p; } /** |