1 files changed, 1 insertions, 1 deletions

diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c
index 7218c754505b..e82764f75e7f 100644
--- a/arch/um/drivers/chan_kern.c
+++ b/arch/um/drivers/chan_kern.c
@@ -544,7 +544,7 @@ static struct chan *parse_chan(struct line *line, char *str, int device,
 
         ops = NULL;
         data = NULL;
-        for(i = 0; i < sizeof(chan_table)/sizeof(chan_table[0]); i++){
+        for(i = 0; i < ARRAY_SIZE(chan_table); i++){
                 entry = &chan_table[i];
                 if(!strncmp(str, entry->key, strlen(entry->key))){
                         ops = entry->ops;