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authorIan Moffett <ian@osmora.org>2025-10-08 20:36:18 -0400
committerIan Moffett <ian@osmora.org>2025-10-08 20:36:18 -0400
commit135c87015c6624cb953a9edf41282f00cc716b39 (patch)
tree31d718051eaaf460cc9fed31a7cf59b314e0eb64 /src/sys/arch/amd64/mainbus
parentae42383d5d1c5b2a4306b2991ac13153f7e562bf (diff)
kern/amd64: intr: Zero the handler structure
Ensure no uninitialized garbage ends up in the handler structure after we've allocated it. Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'src/sys/arch/amd64/mainbus')
-rw-r--r--src/sys/arch/amd64/mainbus/intr.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/sys/arch/amd64/mainbus/intr.c b/src/sys/arch/amd64/mainbus/intr.c
index 73fe8bd..b9b9139 100644
--- a/src/sys/arch/amd64/mainbus/intr.c
+++ b/src/sys/arch/amd64/mainbus/intr.c
@@ -58,6 +58,8 @@ intr_register(const struct intr_hand *ih)
return NULL;
}
+ memset(ih_new, 0, sizeof(*ih_new));
+
/*
* The first 0x20 to 0x5F interrupt vectors are
* reserved for I/O APIC input pins