[PATCH] powerpc/powernv/sriov: fix unsigned int win compared to less than zero

[xiakaixu1987]

From: Kaixu Xia 

Fix coccicheck warning:

./arch/powerpc/platforms/powernv/pci-sriov.c:443:7-10: WARNING: Unsigned 
expression compared with zero: win < 0
./arch/powerpc/platforms/powernv/pci-sriov.c:462:7-10: WARNING: Unsigned 
expression compared with zero: win < 0

Reported-by: Tosk Robot 
Signed-off-by: Kaixu Xia 
---
 arch/powerpc/platforms/powernv/pci-sriov.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/platforms/powernv/pci-sriov.c 
b/arch/powerpc/platforms/powernv/pci-sriov.c
index c4434f20f42f..92fc861c528f 100644
--- a/arch/powerpc/platforms/powernv/pci-sriov.c
+++ b/arch/powerpc/platforms/powernv/pci-sriov.c
@@ -422,7 +422,7 @@ static int pnv_pci_vf_assign_m64(struct pci_dev *pdev, u16 
num_vfs)
 {
struct pnv_iov_data   *iov;
struct pnv_phb*phb;
-   unsigned int   win;
+   intwin;
struct resource   *res;
inti, j;
int64_trc;
-- 
2.20.0

[PATCH] powerpc/mm: Fix comparing pointer to 0 warning

[xiakaixu1987]

From: Kaixu Xia 

Fixes coccicheck warning:

./arch/powerpc/mm/pgtable_32.c:87:11-12: WARNING comparing pointer to 0

Avoid pointer type value compared to 0.

Reported-by: Tosk Robot 
Signed-off-by: Kaixu Xia 
---
 arch/powerpc/mm/pgtable_32.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index 079159e97bca..888b9713a316 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -84,7 +84,7 @@ int __ref map_kernel_page(unsigned long va, phys_addr_t pa, 
pgprot_t prot)
pg = pte_alloc_kernel(pd, va);
else
pg = early_pte_alloc_kernel(pd, va);
-   if (pg != 0) {
+   if (pg) {
err = 0;
/* The PTE should never be already set nor present in the
 * hash table
-- 
2.20.0

[PATCH] KVM: PPC: fix comparison to bool warning

[xiakaixu1987]

From: Kaixu Xia 

Fix the following coccicheck warning:

./arch/powerpc/kvm/booke.c:503:6-16: WARNING: Comparison to bool
./arch/powerpc/kvm/booke.c:505:6-17: WARNING: Comparison to bool
./arch/powerpc/kvm/booke.c:507:6-16: WARNING: Comparison to bool

Reported-by: Tosk Robot 
Signed-off-by: Kaixu Xia 
---
 arch/powerpc/kvm/booke.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index b1abcb816439..288a9820ec01 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -500,11 +500,11 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu 
*vcpu,
 
vcpu->arch.regs.nip = vcpu->arch.ivpr |
vcpu->arch.ivor[priority];
-   if (update_esr == true)
+   if (update_esr)
kvmppc_set_esr(vcpu, vcpu->arch.queued_esr);
-   if (update_dear == true)
+   if (update_dear)
kvmppc_set_dar(vcpu, vcpu->arch.queued_dear);
-   if (update_epr == true) {
+   if (update_epr) {
if (vcpu->arch.epr_flags & KVMPPC_EPR_USER)
kvm_make_request(KVM_REQ_EPR_EXIT, vcpu);
else if (vcpu->arch.epr_flags & KVMPPC_EPR_KERNEL) {
-- 
2.20.0

[PATCH] KVM: PPC: Book3S: Assign boolean values to a bool variable

[xiakaixu1987]

From: Kaixu Xia 

Fix the following coccinelle warnings:

./arch/powerpc/kvm/book3s_xics.c:476:3-15: WARNING: Assignment of 0/1 to bool 
variable
./arch/powerpc/kvm/book3s_xics.c:504:3-15: WARNING: Assignment of 0/1 to bool 
variable

Reported-by: Tosk Robot 
Signed-off-by: Kaixu Xia 
---
 arch/powerpc/kvm/book3s_xics.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/kvm/book3s_xics.c b/arch/powerpc/kvm/book3s_xics.c
index 5fee5a11550d..303e3cb096db 100644
--- a/arch/powerpc/kvm/book3s_xics.c
+++ b/arch/powerpc/kvm/book3s_xics.c
@@ -473,7 +473,7 @@ static void icp_deliver_irq(struct kvmppc_xics *xics, 
struct kvmppc_icp *icp,
arch_spin_unlock(>lock);
local_irq_restore(flags);
new_irq = reject;
-   check_resend = 0;
+   check_resend = false;
goto again;
}
} else {
@@ -501,7 +501,7 @@ static void icp_deliver_irq(struct kvmppc_xics *xics, 
struct kvmppc_icp *icp,
state->resend = 0;
arch_spin_unlock(>lock);
local_irq_restore(flags);
-   check_resend = 0;
+   check_resend = false;
goto again;
}
}
-- 
2.20.0