eet_image: Backport memory leak fix.

Backport of f30af4969d77f4dfafd340df63e7baceaf0e25f8

We have been leaking bigend_data if we hit any of the error cases.

3 files changed, 17 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index a073ee6..fd313e9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -685,3 +685,7 @@
 2013-04-04  Rafael Antognolli
 
         * 1.7.6 release
+
+2013-06-011  Stefan Schmidt
+
+        * Fix memory leak in eet_image
diff --git a/NEWS b/NEWS
index 49b7e15..390aac6 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,9 @@
+Changes since Eet 1.7.7:
+--------------------------
+
+Fixes:
+    * Fix memory leak in eet_image.
+
 Eet 1.7.7
 
 Changes since Eet 1.7.6:
diff --git a/src/lib/eet_image.c b/src/lib/eet_image.c
index 434f7d9..4bf515c 100644
--- a/src/lib/eet_image.c
+++ b/src/lib/eet_image.c
@@ -767,7 +767,11 @@ eet_data_image_lossless_compressed_convert(int         *size,
         }
 
       comp = malloc(buflen);
-      if (!comp) return NULL;
+      if (!comp)
+        {
+         free(bigend_data);
+         return NULL;
+        }
 
       switch (compression)
         {
@@ -792,6 +796,7 @@ eet_data_image_lossless_compressed_convert(int         *size,
       if ((!ok) || (buflen > (w * h * 4)))
         {
            free(comp);
+           free(bigend_data);
            *size = -1;
            return NULL;
         }
@@ -800,6 +805,7 @@ eet_data_image_lossless_compressed_convert(int         *size,
       if (!d)
         {
            free(comp);
+           free(bigend_data);
            return NULL;
         }