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authorNicholas Piggin <npiggin@gmail.com>2024-11-04 02:09:12 +1000
committerNicholas Piggin <npiggin@gmail.com>2024-11-04 09:14:10 +1000
commit07f2770503e24889720028ddf9ef54788ddf3b6d (patch)
treeae7f3ff1eb2f5f9900a2f16adca3a62bd8237094 /hw/intc/spapr_xive_kvm.c
parent889c5c4c7a32be298aa499a246dbfd0c5fea8a74 (diff)
downloadfocaccia-qemu-07f2770503e24889720028ddf9ef54788ddf3b6d.tar.gz
focaccia-qemu-07f2770503e24889720028ddf9ef54788ddf3b6d.zip
ppc/xive: Fix ESB length overflow on 32-bit hosts
The length of this region can be > 32-bits, which overflows size_t on
32-bit hosts. Change to uint64_t.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Diffstat (limited to 'hw/intc/spapr_xive_kvm.c')
-rw-r--r--hw/intc/spapr_xive_kvm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/intc/spapr_xive_kvm.c b/hw/intc/spapr_xive_kvm.c
index 5789062379..7a86197fc9 100644
--- a/hw/intc/spapr_xive_kvm.c
+++ b/hw/intc/spapr_xive_kvm.c
@@ -720,7 +720,7 @@ int kvmppc_xive_connect(SpaprInterruptController *intc, uint32_t nr_servers,
 {
     SpaprXive *xive = SPAPR_XIVE(intc);
     XiveSource *xsrc = &xive->source;
-    size_t esb_len = xive_source_esb_len(xsrc);
+    uint64_t esb_len = xive_source_esb_len(xsrc);
     size_t tima_len = 4ull << TM_SHIFT;
     CPUState *cs;
     int fd;
@@ -824,7 +824,7 @@ void kvmppc_xive_disconnect(SpaprInterruptController *intc)
 {
     SpaprXive *xive = SPAPR_XIVE(intc);
     XiveSource *xsrc;
-    size_t esb_len;
+    uint64_t esb_len;
 
     assert(xive->fd != -1);