git: 11d08e7e8d6c - main - arm/gic: fix a KASSERT in arm_gic_reserve_msi_range()
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Date: Mon, 22 Aug 2022 12:01:14 UTC
The branch main has been updated by bz: URL: https://cgit.FreeBSD.org/src/commit/?id=11d08e7e8d6ca4de0852b2998593a295b04cb567 commit 11d08e7e8d6ca4de0852b2998593a295b04cb567 Author: Bjoern A. Zeeb <bz@FreeBSD.org> AuthorDate: 2022-08-22 11:51:37 +0000 Commit: Bjoern A. Zeeb <bz@FreeBSD.org> CommitDate: 2022-08-22 11:59:02 +0000 arm/gic: fix a KASSERT in arm_gic_reserve_msi_range() Fix the off-by-one in the KASSERT in arm_gic_reserve_msi_range() allowing the MSIs being allocated at the end of the IRQ range. Reported by: bz Submitted by: andrew Reviewed by: andrew MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D36291 --- sys/arm/arm/gic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sys/arm/arm/gic.c b/sys/arm/arm/gic.c index 93bfdc29d930..d2d88237935e 100644 --- a/sys/arm/arm/gic.c +++ b/sys/arm/arm/gic.c @@ -288,7 +288,7 @@ arm_gic_reserve_msi_range(device_t dev, u_int start, u_int count) sc = device_get_softc(dev); - KASSERT((start + count) < sc->nirqs, + KASSERT((start + count) <= sc->nirqs, ("%s: Trying to allocate too many MSI IRQs: %d + %d > %d", __func__, start, count, sc->nirqs)); for (i = 0; i < count; i++) {