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-rw-r--r--apps/playback.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/apps/playback.c b/apps/playback.c
index b2a31bf..f384a23 100644
--- a/apps/playback.c
+++ b/apps/playback.c
@@ -119,10 +119,10 @@ static const char codec_thread_name[] = "codec";
static volatile bool filling;
/* Ring buffer where tracks and codecs are loaded. */
-char *codecbuf;
+static char *codecbuf;
/* Total size of the ring buffer. */
-int codecbuflen;
+static int codecbuflen;
/* Bytes available in the buffer. */
static volatile int codecbufused;