Unverified Commit a40cd584 authored by Mateusz Guzik's avatar Mateusz Guzik Committed by Christian Brauner
Browse files

pipe: drop an always true check in anon_pipe_write() 



The check operates on the stale value of 'head' and always loops back.

Just do it unconditionally. No functional changes.

Signed-off-by: default avatarMateusz Guzik <mjguzik@gmail.com>
Link: https://lore.kernel.org/r/20250303230409.452687-2-mjguzik@gmail.com


Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent ee5eda8e

fs/pipe.c

+1 −2
Original line number Diff line number Diff line
@@ -529,10 +529,9 @@ anon_pipe_write(struct kiocb *iocb, struct iov_iter *from) 


			if (!iov_iter_count(from))

				break;

		}



		if (!pipe_full(head, pipe->tail, pipe->max_usage))

			continue;

		}



		/* Wait for buffer space to become available. */

		if ((filp->f_flags & O_NONBLOCK) ||