Addressing PR feedback

src/remote.c

@@ -770,21 +770,14 @@ int git_remote__get_http_proxy(git_remote *remote, bool use_ssl, char **proxy_ur
 		goto found;
 	}
 
-	/* HTTP_PROXY / HTTPS_PROXY environment variables */
-	error = git__getenv(&val, use_ssl ? "HTTPS_PROXY" : "HTTP_PROXY");
-
-	if (error < 0) {
-		if (error != GIT_ENOTFOUND) {
-			return error;
-		}
+	/* http_proxy / https_proxy environment variables */
+	error = git__getenv(&val, use_ssl ? "https_proxy" : "http_proxy");
 
-		giterr_clear();
-		error = 0;
+	if (error == GIT_ENOTFOUND) {
+		/* try uppercase environment variables */
+		error = git__getenv(&val, use_ssl ? "HTTPS_PROXY" : "HTTP_PROXY");
 	}
 
-	/* try lowercase environment variables */
-	error = git__getenv(&val, use_ssl ? "https_proxy" : "http_proxy");
-
 	if (error < 0) {
 		if (error == GIT_ENOTFOUND) {
 			giterr_clear();