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Diffstat (limited to 'arch/powerpc/kernel/prom_parse.c')
-rw-r--r--arch/powerpc/kernel/prom_parse.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/prom_parse.c b/arch/powerpc/kernel/prom_parse.c
index 21009b1f7869..6a7e997c401d 100644
--- a/arch/powerpc/kernel/prom_parse.c
+++ b/arch/powerpc/kernel/prom_parse.c
@@ -881,7 +881,7 @@ int of_irq_map_one(struct device_node *device, int index, struct of_irq *out_irq
intsize = *tmp;
/* Check index */
- if (index * intsize >= intlen)
+ if ((index + 1) * intsize > intlen)
return -EINVAL;
/* Get new specifier and map it */