fixed a ksm leak

unbit · Nov 26, 2011 · 543271e · 543271e
1 parent a1564a4
commit 543271e
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/utils.c b/utils.c
@@ -802,14 +802,19 @@ void uwsgi_linux_ksm_map(void) {
                 		}
 			}
 
-			free(ksm_mappings_last);
+			if (ksm_mappings_last)
+				free(ksm_mappings_last);
 			ksm_mappings_last = ksm_mappings_current;
 			ksm_mappings_last_lines = ksm_mappings_current_lines;
 
 			if (errors >= ksm_mappings_current_lines) {
 				uwsgi_error("[uwsgi-KSM] unable to share pages");
 			}
 		}
+		// if not dirty, free ksm_mappings_current
+		else {
+			free(ksm_mappings_current);
+		}
 	}
 }
 #endif