block/vvfat: Plug memory leak in read_directory()

Has always been leaky.  Spotted by Coverity.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
(cherry picked from commit b122c3b6d020e529b203836efb8f611ece787293)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>

diff --git a/block/vvfat.c b/block/vvfat.c
index 1978c9ed629dfb84178ba086527e210ab122840c..439a603c2a50514083f529e07fef3153e68cb250 100644 (file)
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -787,7 +787,9 @@ static int read_directory(BDRVVVFATState* s, int mapping_index)
            s->current_mapping->path=buffer;
            s->current_mapping->read_only =
                (st.st_mode & (S_IWUSR | S_IWGRP | S_IWOTH)) == 0;
-       }
+        } else {
+            g_free(buffer);
+        }
     }
     closedir(dir);