The directory retrieved in ext4fs_exists() should be freed to avoid a memory leak.
Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com --- fs/ext4/ext4fs.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/fs/ext4/ext4fs.c b/fs/ext4/ext4fs.c index 15587e92e3e..21714149ef5 100644 --- a/fs/ext4/ext4fs.c +++ b/fs/ext4/ext4fs.c @@ -209,12 +209,17 @@ int ext4fs_exists(const char *filename) { struct ext2fs_node *dirnode = NULL; int filetype; + int ret;
if (!filename) return 0;
- return ext4fs_find_file1(filename, &ext4fs_root->diropen, &dirnode, - &filetype); + ret = ext4fs_find_file1(filename, &ext4fs_root->diropen, &dirnode, + &filetype); + if (dirnode) + ext4fs_free_node(dirnode, &ext4fs_root->diropen); + + return ret; }
int ext4fs_size(const char *filename, loff_t *size)