style(config): lightly flatten the loops of load_config

Mostly changing things like if { ... return} else { ... } to not have
an extra indentation level of the else part.

The diff is probably very weird even with stripped whitespace.

epicardium/modules/config.c

@@ -293,7 +293,8 @@ void load_config(void)
 				*eol = '\0';
 				doline(line, eol, lineNumber);
 				line = eol + 1;
-			} else {
+				continue;
+			}
 			if (line == buf) {
 				//line did not fit into buf
 				LOG_WARN(
@@ -302,7 +303,7 @@ void load_config(void)
 					lineNumber
 				);
 				return;
-				} else {
+			}
 			int seek_back = last_eol - nread;
 			LOG_DEBUG(
 				"card10.cfg",
@@ -312,24 +313,18 @@ void load_config(void)
 				seek_back
 			);
 			assert(seek_back <= 0);
-					if (seek_back) {
-						int rc = epic_file_seek(
-							fd,
-							seek_back,
-							SEEK_CUR
-						);
+			if (!seek_back) {
+				break;
+			}
+			int rc = epic_file_seek(fd, seek_back, SEEK_CUR);
 			if (rc < 0) {
-							LOG_ERR("card10.cfg",
-								"seek failed, aborting");
+				LOG_ERR("card10.cfg", "seek failed, aborting");
 				return;
 			}
 			char newline;
-						rc = epic_file_read(
-							fd, &newline, 1
-						);
+			rc = epic_file_read(fd, &newline, 1);
 			if (rc < 0 || newline != '\n') {
-							LOG_ERR("card10.cfg",
-								"seek failed, aborting");
+				LOG_ERR("card10.cfg", "seek failed, aborting");
 				LOG_DEBUG(
 					"card10.cfg",
 					"seek failed at read-back of newline: rc: %d read: %d",
@@ -338,11 +333,8 @@ void load_config(void)
 				);
 				return;
 			}
-					}
 			break;
 		}
-			}
-		}
 	} while (nread == sizeof(buf));
 	epic_file_close(fd);
 }