tokenring: Read buffer overflow

[firefly-linux-kernel-4.4.55.git] / drivers / net / tokenring / ibmtr.c

diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c
index 9d896116cf761b6aea8a6b294a2da95fa07238f5..08a6c41c1599f067ac8c165ab4c9efab309170b2 100644 (file)
--- a/drivers/net/tokenring/ibmtr.c
+++ b/drivers/net/tokenring/ibmtr.c
@@ -1912,7 +1912,7 @@ static int __init ibmtr_init(void)
 
        find_turbo_adapters(io);
 
-       for (i = 0; io[i] && (i < IBMTR_MAX_ADAPTERS); i++) {
+       for (i = 0; i < IBMTR_MAX_ADAPTERS && io[i]; i++) {
                struct net_device *dev;
                irq[i] = 0;
                mem[i] = 0;