Revert "printk: Fix log_buf_copy termination."

This reverts commit 8a3025c963926f1cc36b15f6b95b9da0c1ab1cdf.

diff --git a/kernel/printk.c b/kernel/printk.c
index 16fbcf7a2de30f02b36940102ef1818c5f8dee36..e89b123a2ebbc0c2c2236fbc6e85467c81844b97 100644 (file)
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -285,8 +285,8 @@ int log_buf_copy(char *dest, int idx, int len)
        if (idx < 0 || idx >= max) {
                ret = -1;
        } else {
-               if (len > max - idx)
-                       len = max - idx;
+               if (len > max)
+                       len = max;
                ret = len;
                idx += (log_end - max);
                while (len-- > 0)