[reactos] 02/03: [FFS] Don't leak memory on volume mount CID 1363583

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=34d74fbd17ce6046c36330...

commit 34d74fbd17ce6046c363301df9e67444c205529f
Author: Pierre Schweitzer [e-mail]
AuthorDate: Mon Oct 23 10:25:40 2017 +0200

[FFS] Don't leak memory on volume mount
    CID 1363583
---
 drivers/filesystems/ffs/src/fsctl.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/drivers/filesystems/ffs/src/fsctl.c b/drivers/filesystems/ffs/src/fsctl.c
index 251ea88b83..175b325820 100644
--- a/drivers/filesystems/ffs/src/fsctl.c
+++ b/drivers/filesystems/ffs/src/fsctl.c
@@ -183,6 +183,9 @@ FFSLoadDiskLabel(
                 Vcb->FSOffset[0] = 0;
                 Vcb->PartitionNumber = 0;
    			Vcb->ffs_super_block = FFSSb;
+#ifdef __REACTOS__
+                ExFreePoolWithTag(Disklabel, FFS_POOL_TAG);
+#endif
    			Status = STATUS_SUCCESS;
                 return Status;
    		}
@@ -202,12 +205,18 @@ FFSLoadDiskLabel(
                 Vcb->FSOffset[0] = 0;
                 Vcb->PartitionNumber = 0;
    			Vcb->ffs_super_block = FFSSb;
+#ifdef __REACTOS__
+                ExFreePoolWithTag(Disklabel, FFS_POOL_TAG);
+#endif
    			Status = STATUS_SUCCESS;
                 return Status;
    		}
             else
             {
                 KdPrint(("FFSLoadDiskLabel() No BSD file system was found on the "normal" partition.\n"));
+#ifdef __REACTOS__
+                ExFreePoolWithTag(Disklabel, FFS_POOL_TAG);
+#endif
                 Status = STATUS_UNRECOGNIZED_VOLUME;
                 return Status;
             }
@@ -217,6 +226,9 @@ FFSLoadDiskLabel(
    if (!NT_SUCCESS(Status))
    {
    	KdPrint(("FFSLoadDiskLabel() Slice info failed, Status %u\n", Status));
+#ifdef __REACTOS__
+        ExFreePoolWithTag(Disklabel, FFS_POOL_TAG);
+#endif
    	return Status;
    }

@@ -303,6 +315,10 @@ FFSLoadDiskLabel(
    if (Vcb->ffs_super_block == NULL)
    	Status = STATUS_UNRECOGNIZED_VOLUME;

+#ifdef __REACTOS__
+    ExFreePoolWithTag(Disklabel, FFS_POOL_TAG);
+#endif
+
    return Status;
 }