chore: disable coveralls
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index d91e06c..6ea987b 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -51,6 +51,7 @@
           cmake $GITHUB_WORKSPACE \

           -DCOSE_C_USE_CONTEXT=${{matrix.USE_CONTEXT}} \

           -DCOSE_C_BUILD_DOCS=OFF \

+          -DCOSE_C_COVERALLS=OFF \

           -DCOSE_C_BUILD_TESTS=ON \

           -DBUILD_SHARED_LIBS=OFF \

           ${{matrix.CMAKE_OPTIONS}} \

diff --git a/src/mbedtls.c b/src/mbedtls.c
index fe5a1ff..4cf3e9f 100644
--- a/src/mbedtls.c
+++ b/src/mbedtls.c
@@ -155,7 +155,6 @@
 	mbedtls_gcm_context ctx;
 	int cbOut;
 	byte * rgbOut = NULL;
-	int outl = 0;
 	byte rgbIV[15] = { 0 };
 	const cn_cbor * pIV = NULL;
 #ifdef USE_CBOR_CONTEXT