eject: move unreachable code to preprocessor #else block [smatch scan]

eject.c:466 toggle_tray() info: ignoring unreachable code.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
setterm: fix dubious one-bit signed bitfield [smatch scan]

term-utils/setterm.c:165:24: error: dubious one-bit signed bitfield

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
ul: fix filter() indentation

Content of the while() loop missed one indentation step.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>
sfdisk: fix compiler warnings about uninitialized variables

warning: 'str' may be used uninitialized in this function [-Wmaybe-uninitialized]

Signed-off-by: Sami Kerola <kerolasa@iki.fi>