In omfs_get_imap(), 'sbi->s_imap' is allocated through kcalloc(). However, it is not deallocated in the following execution if 'block' is not less than 'sbi->s_num_blocks', leading to a memory leak bug. To fix this issue, go to the 'nomem_free' label to free 'sbi->s_imap'.
Signed-off-by: Wenwen Wang <[email protected]> --- fs/omfs/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/omfs/inode.c b/fs/omfs/inode.c index 08226a8..e4d89a6 100644 --- a/fs/omfs/inode.c +++ b/fs/omfs/inode.c @@ -356,7 +356,7 @@ static int omfs_get_imap(struct super_block *sb) block = clus_to_blk(sbi, sbi->s_bitmap_ino); if (block >= sbi->s_num_blocks) - goto nomem; + goto nomem_free; ptr = sbi->s_imap; for (count = bitmap_size; count > 0; count -= sb->s_blocksize) { -- 2.7.4
