From cd9ce313ddc9aa326271bf4ecea7af9b26e73b79 Mon Sep 17 00:00:00 2001
From: Kenny Root <kroot@google.com>
Date: Thu, 19 Aug 2010 18:39:58 -0700
Subject: [PATCH] Free created FileMap when uncompressing files

Change-Id: Ice22c4ecb7c129b74bf60cd66ae79e110b017a4a
---
 libs/utils/ZipFileRO.cpp | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/libs/utils/ZipFileRO.cpp b/libs/utils/ZipFileRO.cpp
index a4c3500dc..604f55876 100644
--- a/libs/utils/ZipFileRO.cpp
+++ b/libs/utils/ZipFileRO.cpp
@@ -636,7 +636,7 @@ bool ZipFileRO::uncompressEntry(ZipEntryRO entry, void* buffer) const
         memcpy(buffer, ptr, uncompLen);
     } else {
         if (!inflateBuffer(buffer, ptr, uncompLen, compLen))
-            goto bail;
+            goto unmap;
     }
 
     if (compLen > kSequentialMin)
@@ -644,6 +644,8 @@ bool ZipFileRO::uncompressEntry(ZipEntryRO entry, void* buffer) const
 
     result = true;
 
+unmap:
+    file->release();
 bail:
     return result;
 }
@@ -667,7 +669,7 @@ bool ZipFileRO::uncompressEntry(ZipEntryRO entry, int fd) const
 
     getEntryInfo(entry, &method, &uncompLen, &compLen, &offset, NULL, NULL);
 
-    const FileMap* file = createEntryFileMap(entry);
+    FileMap* file = createEntryFileMap(entry);
     if (file == NULL) {
         goto bail;
     }
@@ -678,21 +680,23 @@ bool ZipFileRO::uncompressEntry(ZipEntryRO entry, int fd) const
         ssize_t actual = write(fd, ptr, uncompLen);
         if (actual < 0) {
             LOGE("Write failed: %s\n", strerror(errno));
-            goto bail;
+            goto unmap;
         } else if ((size_t) actual != uncompLen) {
             LOGE("Partial write during uncompress (%zd of %zd)\n",
                 (size_t)actual, (size_t)uncompLen);
-            goto bail;
+            goto unmap;
         } else {
             LOGI("+++ successful write\n");
         }
     } else {
         if (!inflateBuffer(fd, ptr, uncompLen, compLen))
-            goto bail;
+            goto unmap;
     }
 
     result = true;
 
+unmap:
+    file->release();
 bail:
     return result;
 }