iov_iter_bvec() initialises iterators well, no need to pre-zero it beforehand as done in fd_execute_rw_aio(). Compilers can't optimise it out and generate extra code for that (confirmed with assembly).
Signed-off-by: Pavel Begunkov <[email protected]> --- drivers/target/target_core_file.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index cce455929778..5a66854def95 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -267,7 +267,7 @@ fd_execute_rw_aio(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, struct fd_dev *fd_dev = FD_DEV(dev); struct file *file = fd_dev->fd_file; struct target_core_file_cmd *aio_cmd; - struct iov_iter iter = {}; + struct iov_iter iter; struct scatterlist *sg; ssize_t len = 0; int ret = 0, i; -- 2.24.0
