[PATCH] libext2fs : Fix memory leaks in ext2fs_extent_open()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Memory allocated for the ext2_extent_handle is not getting freed from
all the return paths in case of error. Below patch fixes it.

Signed-off-by: "Manish Katiyar" <mkatiyar@xxxxxxxxx>

---
 lib/ext2fs/extent.c |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/lib/ext2fs/extent.c b/lib/ext2fs/extent.c
index 44d7d9b..42a6cb9 100644
--- a/lib/ext2fs/extent.c
+++ b/lib/ext2fs/extent.c
@@ -222,12 +222,14 @@ extern errcode_t ext2fs_extent_open(ext2_filsys
fs, ext2_ino_t ino,
 		handle->inode->i_flags |= EXT4_EXTENTS_FL;
 	}

-	if (!(handle->inode->i_flags & EXT4_EXTENTS_FL))
-		return EXT2_ET_INODE_NOT_EXTENT;
+	if (!(handle->inode->i_flags & EXT4_EXTENTS_FL)) {
+		retval = EXT2_ET_INODE_NOT_EXTENT;
+		goto errout;
+	}

 	retval = ext2fs_extent_header_verify(eh, sizeof(handle->inode->i_block));
-	if (retval)
-		return (retval);
+	if (retval)
+		goto errout;

 	handle->max_depth = ext2fs_le16_to_cpu(eh->eh_depth);
 	handle->type = ext2fs_le16_to_cpu(eh->eh_magic);
-- 
1.5.4.3
--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Reiser Filesystem Development]     [Ceph FS]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite National Park]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Device Mapper]     [Linux Media]

  Powered by Linux