dma-debug: Cleanup for copy-loop in filter_write()

[karo-tx-linux.git] / lib / dma-debug.c

diff --git a/lib/dma-debug.c b/lib/dma-debug.c
index ba8b67039d13eac2a81835a92d3241375fb43d3d..01e64270e246bef1070c9e68a3603051b02bf919 100644 (file)
--- a/lib/dma-debug.c
+++ b/lib/dma-debug.c
@@ -570,7 +570,7 @@ static ssize_t filter_write(struct file *file, const char __user *userbuf,
         * Now parse out the first token and use it as the name for the
         * driver to filter for.
         */
-       for (i = 0; i < NAME_MAX_LEN; ++i) {
+       for (i = 0; i < NAME_MAX_LEN - 1; ++i) {
                current_driver_name[i] = buf[i];
                if (isspace(buf[i]) || buf[i] == ' ' || buf[i] == 0)
                        break;