Message ID | 1348062086-23490-1-git-send-email-mjt@msgid.tls.msk.ru |
---|---|
State | New |
Headers | show |
On 09/19/12 15:41, Michael Tokarev wrote: > This cleans up two additions of almost the same code in commits > 511b13e2c9 and ccc2960d654. While at it, make error paths > consistent (always use 'break' instead of 'return'). Other way around: should be 'return' not 'break'. cheers, Gerd
On 20.09.2012 10:41, Gerd Hoffmann wrote: > On 09/19/12 15:41, Michael Tokarev wrote: >> This cleans up two additions of almost the same code in commits >> 511b13e2c9 and ccc2960d654. While at it, make error paths >> consistent (always use 'break' instead of 'return'). > > Other way around: should be 'return' not 'break'. In other, early-added, error-return places it is "break". For now it is irrelevant actually, since right after the switch we already have "return", so "break" is now the same as "return". For future it might not be the case. /mjt
On 09/20/12 08:43, Michael Tokarev wrote: > For now it is irrelevant actually, since right after the > switch we already have "return", so "break" is now the > same as "return". For future it might not be the case. Oh, right. Patch added to spice patch queue. thanks, Gerd
diff --git a/hw/qxl.c b/hw/qxl.c index 33169f3..3c82c2a 100644 --- a/hw/qxl.c +++ b/hw/qxl.c @@ -1547,20 +1547,13 @@ async_common: if (d->ram->update_surface > d->ssd.num_surfaces) { qxl_set_guest_bug(d, "QXL_IO_UPDATE_AREA: invalid surface id %d\n", d->ram->update_surface); - return; + break; } - if (update.left >= update.right || update.top >= update.bottom) { + if (update.left >= update.right || update.top >= update.bottom || + update.left < 0 || update.top < 0) { qxl_set_guest_bug(d, "QXL_IO_UPDATE_AREA: invalid area (%ux%u)x(%ux%u)\n", update.left, update.top, update.right, update.bottom); - return; - } - - if (update.left < 0 || update.top < 0 || update.left >= update.right || - update.top >= update.bottom) { - qxl_set_guest_bug(d, "QXL_IO_UPDATE_AREA: " - "invalid area(%d,%d,%d,%d)\n", update.left, - update.right, update.top, update.bottom); break; } if (async == QXL_ASYNC) {
This cleans up two additions of almost the same code in commits 511b13e2c9 and ccc2960d654. While at it, make error paths consistent (always use 'break' instead of 'return'). Signed-off-by: Michael Tokarev <mjt@tls.msk.ru> Cc: Dunrong Huang <riegamaths@gmail.com> Cc: Alon Levy <alevy@redhat.com> --- hw/qxl.c | 13 +++---------- 1 file changed, 3 insertions(+), 10 deletions(-)