diff options
| author | Lorenzo Pieralisi <lpieralisi@kernel.org> | 2025-12-22 11:22:50 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@kernel.org> | 2026-01-09 16:10:04 +0100 |
| commit | 1690eeb0cb2bb77096cb6c826b6849ef05013e34 (patch) | |
| tree | f07671aecafa710e03c24b224c86ab2740100155 /drivers | |
| parent | 9ace4753a5202b02191d54e9fdf7f9e3d02b85eb (diff) | |
irqchip/gic-v5: Fix gicv5_its_map_event() ITTE read endianness
Kbuild bot (through sparse) reported that the ITTE read to carry out
a valid check in gicv5_its_map_event() lacks proper endianness handling.
Add the missing endianess conversion.
Fixes: 57d72196dfc8 ("irqchip/gic-v5: Add GICv5 ITS support")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Lorenzo Pieralisi <lpieralisi@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Acked-by: Marc Zyngier <maz@kernel.org>
Link: https://patch.msgid.link/20251222102250.435460-1-lpieralisi@kernel.org
Closes: https://lore.kernel.org/oe-kbuild-all/202512131849.30ZRTBeR-lkp@intel.com/
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/irqchip/irq-gic-v5-its.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-gic-v5-its.c b/drivers/irqchip/irq-gic-v5-its.c index 554485f0be1f..8e22134b9f48 100644 --- a/drivers/irqchip/irq-gic-v5-its.c +++ b/drivers/irqchip/irq-gic-v5-its.c @@ -849,7 +849,7 @@ static int gicv5_its_map_event(struct gicv5_its_dev *its_dev, u16 event_id, u32 itte = gicv5_its_device_get_itte_ref(its_dev, event_id); - if (FIELD_GET(GICV5_ITTL2E_VALID, *itte)) + if (FIELD_GET(GICV5_ITTL2E_VALID, le64_to_cpu(*itte))) return -EEXIST; itt_entry = FIELD_PREP(GICV5_ITTL2E_LPI_ID, lpi) | |