1 files changed, 1 insertions, 1 deletions

diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index d060fce4940e..28e3760e8b98 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -616,7 +616,7 @@ static void console_write(struct console *console, const char *string,
                 return;
 
         while(1){
-                n = min(len, ARRAY_SIZE(console_buf) - console_index);
+                n = min((size_t)len, ARRAY_SIZE(console_buf) - console_index);
                 strncpy(&console_buf[console_index], string, n);
                 console_index += n;
                 string += n;