1. 2022-01-29 Re: [PATCH] ext4: fix potential NULL pointer derefere linux-ext Theodore Tso 2. 2022-01-19 [PATCH] ext4: fix potential NULL pointer dereference linux-ext Lukas Czerner 3. 2014-07-08 Re: [PATCH] ext4: fix potential null pointer derefere linux-ext Luká¨_Czerner 4. 2014-07-08 [PATCH] ext4: fix potential null pointer dereference linux-ext Namjae Jeon