diff --git a/extent.c b/extent.c
index ae5381a..7218918 100644
--- a/extent.c
+++ b/extent.c
@@ -13,7 +13,7 @@ uint32_t simplefs_ext_search(struct simplefs_file_ei_block *index,
 {
     /* first, find the first unused file index with binary search.
      * It'll be our right boundary for actual binary search
-     * and return value when file index is not found. 
+     * and return value when file index is not found.
      */
     uint32_t start = 0;
     uint32_t end = SIMPLEFS_MAX_EXTENTS - 1;
@@ -30,8 +30,7 @@ uint32_t simplefs_ext_search(struct simplefs_file_ei_block *index,
         }
     }
 
-    if (end != SIMPLEFS_MAX_EXTENTS - 1 || 
-        index->extents[end].ee_start == 0) {
+    if (end != SIMPLEFS_MAX_EXTENTS - 1 || index->extents[end].ee_start == 0) {
         boundary = end;
     }
 
@@ -45,8 +44,7 @@ uint32_t simplefs_ext_search(struct simplefs_file_ei_block *index,
         if (iblock >= block && iblock < block + len) {
             /* found before search finished */
             return mid;
-        }
-        else if (iblock < block) {
+        } else if (iblock < block) {
             end = mid;
         } else {
             start = mid + 1;
@@ -62,4 +60,4 @@ uint32_t simplefs_ext_search(struct simplefs_file_ei_block *index,
     } else {
         return boundary;
     }
-}
\ No newline at end of file
+}