kvm: Initialize kvm_physical_log_clear ret local variable
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Message ID 20191003113226.27515-1-eric.auger@redhat.com
State New
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Series
  • kvm: Initialize kvm_physical_log_clear ret local variable
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Commit Message

Auger Eric Oct. 3, 2019, 11:32 a.m. UTC
If there is no slot in the section ret is not initialized. This triggers
a compilation error at caller site.

error: ‘ret’ may be used uninitialized in this function
[-Werror=maybe-uninitialized]
     if (r < 0) {

Fixes: 84516e5b8d ("kvm: clear dirty bitmaps from all overlapping memslots")
Signed-off-by: Eric Auger <eric.auger@redhat.com>
---
 accel/kvm/kvm-all.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
diff mbox series

diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index aabe097c41..e2605da22e 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -712,7 +712,7 @@  static int kvm_physical_log_clear(KVMMemoryListener *kml,
     KVMState *s = kvm_state;
     uint64_t start, size, offset, count;
     KVMSlot *mem;
-    int ret, i;
+    int ret = 0, i;
 
     if (!s->manual_dirty_log_protect) {
         /* No need to do explicit clear */