Fix static analysis issues

- Fixes resource leak
- Fixes uninitialized pointer read

Change-Id: I261b92e787162dd54983267ac6aa80d0c9e038ad
Signed-off-by: Hwankyu Jhun <h.jhun@samsung.com>

3 files changed, 31 insertions, 16 deletions

diff --git a/xdgmime/src/xdgmime.c b/xdgmime/src/xdgmime.c
index f898cc1..03ac931 100644
--- a/xdgmime/src/xdgmime.c
+++ b/xdgmime/src/xdgmime.c
@@ -553,22 +553,25 @@ xdg_mime_get_mime_type_for_file (const char  *file_name,
 
   file = fopen (file_name, "r");
   if (file == NULL)
-    {
-      free (data);
-      return XDG_MIME_TYPE_UNKNOWN;
-    }
+    return XDG_MIME_TYPE_UNKNOWN;
 
   if (!statbuf)
     {
       fd = fileno(file);
       if (fstat (fd, &buf) != 0)
-	return XDG_MIME_TYPE_UNKNOWN;
+        {
+          fclose(file);
+          return XDG_MIME_TYPE_UNKNOWN;
+        }
 
       statbuf = &buf;
     }
 
   if (!S_ISREG (statbuf->st_mode))
-    return XDG_MIME_TYPE_UNKNOWN;
+    {
+      fclose(file);
+      return XDG_MIME_TYPE_UNKNOWN;
+    }
 
   /* FIXME: Need to make sure that max_extent isn't totally broken.  This could
    * be large and need getting from a stream instead of just reading it all
@@ -576,8 +579,11 @@ xdg_mime_get_mime_type_for_file (const char  *file_name,
   max_extent = _xdg_mime_magic_get_buffer_extents (global_magic);
   data = malloc (max_extent);
   if (data == NULL)
-    return XDG_MIME_TYPE_UNKNOWN;
-        
+    {
+      fclose(file);
+      return XDG_MIME_TYPE_UNKNOWN;
+    }
+
   bytes_read = fread (data, 1, max_extent, file);
   if (ferror (file))
     {
diff --git a/xdgmime/src/xdgmimecache.c b/xdgmime/src/xdgmimecache.c
index dd52f21..08188b5 100644
--- a/xdgmime/src/xdgmimecache.c
+++ b/xdgmime/src/xdgmimecache.c
@@ -745,22 +745,25 @@ _xdg_mime_cache_get_mime_type_for_file (const char  *file_name,
 
   file = fopen (file_name, "r");
   if (file == NULL)
-    {
-      free (data);
-      return XDG_MIME_TYPE_UNKNOWN;
-    }
+    return XDG_MIME_TYPE_UNKNOWN;
 
   if (!statbuf)
     {
       fd = fileno(file);
       if (fstat (fd, &buf) != 0)
-	return XDG_MIME_TYPE_UNKNOWN;
+        {
+          fclose(file);
+          return XDG_MIME_TYPE_UNKNOWN;
+        }
 
       statbuf = &buf;
     }
 
   if (!S_ISREG (statbuf->st_mode))
-    return XDG_MIME_TYPE_UNKNOWN;
+    {
+      fclose(file);
+      return XDG_MIME_TYPE_UNKNOWN;
+    }
 
   /* FIXME: Need to make sure that max_extent isn't totally broken.  This could
    * be large and need getting from a stream instead of just reading it all
@@ -768,7 +771,10 @@ _xdg_mime_cache_get_mime_type_for_file (const char  *file_name,
   max_extent = _xdg_mime_cache_get_max_buffer_extents ();
   data = malloc (max_extent);
   if (data == NULL)
-    return XDG_MIME_TYPE_UNKNOWN;
+    {
+      fclose(file);
+      return XDG_MIME_TYPE_UNKNOWN;
+    }
 
   bytes_read = fread (data, 1, max_extent, file);
   if (ferror (file))
diff --git a/xdgmime/src/xdgmimeglobs2.c b/xdgmime/src/xdgmimeglobs2.c
index 65d3c8f..c30aa86 100644
--- a/xdgmime/src/xdgmimeglobs2.c
+++ b/xdgmime/src/xdgmimeglobs2.c
@@ -238,7 +238,10 @@ mime_type_info_list_reload(mime_type_info_list *mtil)
 	 * If reconstruction is not needed, just exit function */
 	fd = fileno(globs2);
 	if (fstat(fd, &globs2_stat) ||
-			globs2_stat.st_mtime <= mtil->globs2_mtime ) return;
+			globs2_stat.st_mtime <= mtil->globs2_mtime ) {
+		fclose(globs2);
+		return;
+	}
 
 	/* clean old mtil */
 	mime_type_info **mti;