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authorBandan Das <bsd@redhat.com>2014-03-25 08:24:20 -0600
committerAlex Williamson <alex.williamson@redhat.com>2014-03-25 08:24:20 -0600
commitdb01eedb6d883a1fed5b4079f8a6ff048b9c1217 (patch)
treed46cacad80490d6683c34485c575b2538f596cd9 /hw/misc
parent839a5547574e57cce62f49bfc50fe1f04b00589a (diff)
vfio: Correction in vfio_rom_read when attempting rom loading
commit e638073c569e801ce9de added a flag to track whether a previous rom read had failed. Accidentally, the code ended up adding vfio_load_option_rom twice. (Thanks to Alex for spotting it) Signed-off-by: Bandan Das <bsd@redhat.com> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'hw/misc')
-rw-r--r--hw/misc/vfio.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/hw/misc/vfio.c b/hw/misc/vfio.c
index c2c688c870..7147430e61 100644
--- a/hw/misc/vfio.c
+++ b/hw/misc/vfio.c
@@ -1192,11 +1192,8 @@ static uint64_t vfio_rom_read(void *opaque, hwaddr addr, unsigned size)
uint64_t val = ((uint64_t)1 << (size * 8)) - 1;
/* Load the ROM lazily when the guest tries to read it */
- if (unlikely(!vdev->rom)) {
+ if (unlikely(!vdev->rom && !vdev->rom_read_failed)) {
vfio_pci_load_rom(vdev);
- if (unlikely(!vdev->rom && !vdev->rom_read_failed)) {
- vfio_pci_load_rom(vdev);
- }
}
memcpy(&val, vdev->rom + addr,