amr: cosmetic: fix grammer in comment

Change-Id: I01ad26986d925acdcdb3760f89b8a85dccdc3d5b
---
M src/amr.c
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/amr.c b/src/amr.c
index 7bc24f5..add4285 100644
--- a/src/amr.c
+++ b/src/amr.c
@@ -103,8 +103,8 @@
 	 * mode normally relys on out of band methods that explicitly select
 	 * one of the two modes. (See also RFC 3267, chapter 3.8). However the
 	 * A interface in GSM does not provide ways to communicate which mode
-	 * is used exactly used. The following functions uses some heuristics
-	 * to check if an AMR payload is octet aligned or not. */
+	 * is exactly used. The following functions uses some heuristics to
+	 * check if an AMR payload is octet aligned or not. */
 
 	struct amr_hdr *oa_hdr = (struct amr_hdr *)payload;
 	unsigned int frame_len;

