The branch stable/12 has been updated by dim: URL: https://cgit.FreeBSD.org/src/commit/?id=5b8fed3056b17886395d8689399a6ea8350343d6
commit 5b8fed3056b17886395d8689399a6ea8350343d6 Author: Dimitry Andric <[email protected]> AuthorDate: 2022-07-26 12:01:26 +0000 Commit: Dimitry Andric <[email protected]> CommitDate: 2022-07-29 18:45:44 +0000 Fix unused variable warning in xen's blkfront.c With clang 15, the following -Werror warning is produced: sys/dev/xen/blkfront/blkfront.c:602:6: error: variable 'sbp' set but not used [-Werror,-Wunused-but-set-variable] int sbp; ^ The 'sbp' variable was used in the for loop later in the xb_dump() function, but refactoring in e4808c4b2dba got rid of it. Remove the variable since it no longer serves any purpose. MFC after: 3 days (cherry picked from commit e635220e1a330560ee547069054d81c4cf0b7839) --- sys/dev/xen/blkfront/blkfront.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/sys/dev/xen/blkfront/blkfront.c b/sys/dev/xen/blkfront/blkfront.c index 26f935199b99..1b17db8cdfe2 100644 --- a/sys/dev/xen/blkfront/blkfront.c +++ b/sys/dev/xen/blkfront/blkfront.c @@ -599,7 +599,6 @@ xbd_dump(void *arg, void *virtual, vm_offset_t physical, off_t offset, struct xbd_softc *sc = dp->d_drv1; struct xbd_command *cm; size_t chunk; - int sbp; int rc = 0; if (length == 0) @@ -614,7 +613,7 @@ xbd_dump(void *arg, void *virtual, vm_offset_t physical, off_t offset, mtx_lock(&sc->xbd_io_lock); /* Split the 64KB block as needed */ - for (sbp=0; length > 0; sbp++) { + while (length > 0) { cm = xbd_dequeue_cm(sc, XBD_Q_FREE); if (cm == NULL) { mtx_unlock(&sc->xbd_io_lock);
