From: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
Fix wrong @len value by 'len--' after 'imap++'
in of_irq_parse_imap_parent().
Fixes: 935df1bd40d4 ("of/irq: Factor out parsing of interrupt-map parent phandle+args from of_irq_parse_raw()")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Zijun Hu <quic_zijuhu@xxxxxxxxxxx>
---
drivers/of/irq.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/of/irq.c b/drivers/of/irq.c
index 67fc0ceaa5f51c18c14f96f2bb9f82bcb66f890e..43cf60479b9e18eb0eec35f39c147deccd8fe8dd 100644
--- a/drivers/of/irq.c
+++ b/drivers/of/irq.c
@@ -111,6 +111,7 @@ const __be32 *of_irq_parse_imap_parent(const __be32 *imap, int len, struct of_ph
else
np = of_find_node_by_phandle(be32_to_cpup(imap));
imap++;
+ len--;
/* Check if not found */
if (!np) {
--
2.34.1
