diff --git a/client/SDL/common/res/CMakeLists.txt b/client/SDL/common/res/CMakeLists.txt
index f2f7fd8fe..44edf0553 100644
--- a/client/SDL/common/res/CMakeLists.txt
+++ b/client/SDL/common/res/CMakeLists.txt
@@ -79,7 +79,7 @@ if (SDL_USE_COMPILED_RESOURCES)
 
     if (WITH_SDL_IMAGE_DIALOGS)
         foreach(FILE ${RES_SVG_FILES})
-			convert_to_bin("${FILE}" "images")
+            convert_to_bin("${FILE}" "images")
         endforeach()
     endif()
 
@@ -125,7 +125,7 @@ endif()
 add_library(sdl-common-client-res STATIC
     ${RES_FILES}
     ${SRCS}
-	${FACTORY_HDR}
+    ${FACTORY_HDR}
     ${FACTORY_SRCS}
 )
 set_property(TARGET sdl-common-client-res PROPERTY POSITION_INDEPENDENT_CODE ON)
diff --git a/client/SDL/common/res/sdl_resource_manager.cpp b/client/SDL/common/res/sdl_resource_manager.cpp
index 9fa160d27..44bf2247e 100644
--- a/client/SDL/common/res/sdl_resource_manager.cpp
+++ b/client/SDL/common/res/sdl_resource_manager.cpp
@@ -93,7 +93,9 @@ std::map<std::string, std::vector<unsigned char>>& SDLResourceManager::resources
 {
 
 	static std::map<std::string, std::vector<unsigned char>> resources = {};
+#if defined(SDL_USE_COMPILED_RESOURCES)
 	if (resources.empty())
 		init();
+#endif
 	return resources;
 }
diff --git a/client/SDL/common/res/sdl_resource_manager.hpp b/client/SDL/common/res/sdl_resource_manager.hpp
index b120520d2..0dcb6ba6d 100644
--- a/client/SDL/common/res/sdl_resource_manager.hpp
+++ b/client/SDL/common/res/sdl_resource_manager.hpp
@@ -47,5 +47,7 @@ class SDLResourceManager
 
   private:
 	static std::map<std::string, std::vector<unsigned char>>& resources();
+#if defined(SDL_USE_COMPILED_RESOURCES)
 	static void init(); // implemented in generated file
+#endif
 };
diff --git a/libfreerdp/codec/color.c b/libfreerdp/codec/color.c
index 7f26ad9a7..59dc92a5f 100644
--- a/libfreerdp/codec/color.c
+++ b/libfreerdp/codec/color.c
@@ -593,6 +593,9 @@ BOOL freerdp_image_copy_no_overlap(BYTE* WINPR_RESTRICT pDstData, DWORD DstForma
 	SSIZE_T dstVOffset = 0;
 	SSIZE_T dstVMultiplier = 1;
 
+	if ((nWidth == 0) || (nHeight == 0))
+		return TRUE;
+
 	if ((nHeight > INT32_MAX) || (nWidth > INT32_MAX))
 		return FALSE;
 
@@ -711,6 +714,9 @@ BOOL freerdp_image_copy_overlap(BYTE* pDstData, DWORD DstFormat, UINT32 nDstStep
 	SSIZE_T dstVOffset = 0;
 	SSIZE_T dstVMultiplier = 1;
 
+	if ((nWidth == 0) || (nHeight == 0))
+		return TRUE;
+
 	if ((nHeight > INT32_MAX) || (nWidth > INT32_MAX))
 		return FALSE;
 
diff --git a/libfreerdp/crypto/tls.c b/libfreerdp/crypto/tls.c
index 906e2501c..e89420e2a 100644
--- a/libfreerdp/crypto/tls.c
+++ b/libfreerdp/crypto/tls.c
@@ -902,6 +902,7 @@ static int bio_err_print(const char* str, size_t len, void* u)
 {
 	wLog* log = u;
 	WLog_Print(log, WLOG_ERROR, "[BIO_do_handshake] %s [%" PRIuz "]", str, len);
+	return 0;
 }
 
 TlsHandshakeResult freerdp_tls_handshake(rdpTls* tls)