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authorPaul Mackerras <paulus@ozlabs.org>2018-02-13 15:45:21 +1100
committerPaul Mackerras <paulus@ozlabs.org>2018-02-13 15:45:21 +1100
commit6df3877fc962c2bb3d0438633dfd24a185af6838 (patch)
treeefa1b6112180182901a903945327ad636d5ab439 /lib/string_helpers.c
parentc662f77331c98018ed256501557b4dd67133fbd7 (diff)
KVM: PPC: Book3S: Fix compile error that occurs with some gcc versions
Some versions of gcc generate a warning that the variable "emulated" may be used uninitialized in function kvmppc_handle_load128_by2x64(). It would be used uninitialized if kvmppc_handle_load128_by2x64 was ever called with vcpu->arch.mmio_vmx_copy_nums == 0, but neither of the callers ever do that, so there is no actual bug. When gcc generates a warning, it causes the build to fail because arch/powerpc is compiled with -Werror. This silences the warning by initializing "emulated" to EMULATE_DONE. Fixes: 09f984961c13 ("KVM: PPC: Book3S: Add MMIO emulation for VMX instructions") Reported-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Diffstat (limited to 'lib/string_helpers.c')
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