diff --git a/coreutils/tr.c b/coreutils/tr.c
index 9521bbcd5..e60e08b25 100644
--- a/coreutils/tr.c
+++ b/coreutils/tr.c
@@ -173,7 +173,8 @@ int tr_main(int argc, char **argv)
 	int idx = 1;
 	int i;
 	smalluint flags = 0;
-	size_t read_chars = 0, in_index = 0, out_index = 0, c, coded, last = -1;
+	ssize_t read_chars = 0;
+	size_t in_index = 0, out_index = 0, c, coded, last = -1;
 	RESERVE_CONFIG_UBUFFER(output, BUFSIZ);
 	RESERVE_CONFIG_BUFFER(vector, ASCII+1);
 	RESERVE_CONFIG_BUFFER(invec,  ASCII+1);
@@ -223,8 +224,9 @@ int tr_main(int argc, char **argv)
 			}
 			read_chars = read(STDIN_FILENO, tr_buf, BUFSIZ);
 			if (read_chars <= 0) {
-				if (write(STDOUT_FILENO, (char *)output, out_index) != out_index)
-					bb_perror_msg(bb_msg_write_error);
+				xwrite(STDOUT_FILENO, (char *)output, out_index);
+				if (read_chars < 0)
+					bb_perror_msg_and_die(bb_msg_read_error);
 				exit(EXIT_SUCCESS);
 			}
 			in_index = 0;
diff --git a/util-linux/readprofile.c b/util-linux/readprofile.c
index dbe7c7171..c6152558c 100644
--- a/util-linux/readprofile.c
+++ b/util-linux/readprofile.c
@@ -88,10 +88,7 @@ int readprofile_main(int argc, char **argv)
 		}
 
 		fd = xopen(defaultpro, O_WRONLY);
-
-		if (full_write(fd, &multiplier, to_write) != to_write)
-			bb_perror_msg_and_die("error writing %s", defaultpro);
-
+		xwrite(fd, &multiplier, to_write);
 		close(fd);
 		return EXIT_SUCCESS;
 	}