Description: nilfs2: fix potential bug in end_buffer_async_write
References:
Notes:
 carnil> Introduced in 7f42ec394156 ("nilfs2: fix issue with race condition of
 carnil> competition between segments for dirty blocks"). Vulnerable versions: 3.2.52
 carnil> 3.4.83 3.10.16 3.11.5 3.12-rc4.
Bugs:
upstream: released (6.8-rc4) [5bc09b397cbf1221f8a8aacb1152650c9195b02b]
6.7-upstream-stable: released (6.7.6) [626daab3811b772086aef1bf8eed3ffe6f523eff]
6.6-upstream-stable: released (6.6.18) [2c3bdba00283a6c7a5b19481a59a730f46063803]
6.1-upstream-stable: released (6.1.79) [6589f0f72f8edd1fa11adce4eedbd3615f2e78ab]
5.10-upstream-stable: released (5.10.210) [f3e4963566f58726d3265a727116a42b591f6596]
4.19-upstream-stable: released (4.19.307) [c4a09fdac625e64abe478dcf88bfa20406616928]
sid: released (6.7.7-1)
6.1-bookworm-security: released (6.1.82-1)
5.10-bullseye-security: needed
4.19-buster-security: needed