[PATCH] arm/tee: rename variable to address MISRA C Rule 5.3

[Dmytro Prokopchuk1 <dmytro_prokopchuk1@xxxxxxxx>]

The local variable 'ffa_vm_count' shadows the global variable, declared
in 'xen/arch/arm/tee/ffa_private.h', therefore it is renamed
'ffa_vm2vm_count'.

No functional change.

Signed-off-by: Dmytro Prokopchuk <dmytro_prokopchuk1@xxxxxxxx>
---
 xen/arch/arm/tee/ffa_partinfo.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/xen/arch/arm/tee/ffa_partinfo.c b/xen/arch/arm/tee/ffa_partinfo.c
index fdb03dae9a..473507ca3a 100644
--- a/xen/arch/arm/tee/ffa_partinfo.c
+++ b/xen/arch/arm/tee/ffa_partinfo.c
@@ -265,7 +265,7 @@ void ffa_handle_partition_info_get(struct cpu_user_regs 
*regs)
     uint32_t dst_size = 0;
     size_t buf_size;
     void *dst_buf, *end_buf;
-    uint32_t ffa_vm_count = 0, ffa_sp_count = 0;
+    uint32_t ffa_vm2vm_count = 0, ffa_sp_count = 0;
 
     ffa_uuid_set(&uuid,
              get_user_reg(regs, 1),
@@ -310,7 +310,7 @@ void ffa_handle_partition_info_get(struct cpu_user_regs 
*regs)
          */
         if ( ffa_uuid_is_nil(uuid) )
         {
-            ffa_vm_count = get_ffa_vm_count();
+            ffa_vm2vm_count = get_ffa_vm_count();
 
             /*
              * Workaround for Linux FF-A Driver not accepting to have its own
@@ -320,7 +320,7 @@ void ffa_handle_partition_info_get(struct cpu_user_regs 
*regs)
              * the requester endpoint information should be included or not
              */
             if ( ACCESS_ONCE(ctx->guest_vers) < FFA_VERSION_1_2 )
-                ffa_vm_count -= 1;
+                ffa_vm2vm_count -= 1;
         }
 
         goto out;
@@ -355,7 +355,7 @@ void ffa_handle_partition_info_get(struct cpu_user_regs 
*regs)
             goto out_rx_release;
     }
 
-    ret = ffa_get_vm_partinfo(uuid, &ffa_vm_count, &dst_buf, end_buf,
+    ret = ffa_get_vm_partinfo(uuid, &ffa_vm2vm_count, &dst_buf, end_buf,
                               dst_size);
 
 out_rx_release:
@@ -370,7 +370,7 @@ out:
         if ( flags || ACCESS_ONCE(ctx->guest_vers) == FFA_VERSION_1_0 )
             dst_size = 0;
 
-        ffa_set_regs_success(regs, ffa_sp_count + ffa_vm_count, dst_size);
+        ffa_set_regs_success(regs, ffa_sp_count + ffa_vm2vm_count, dst_size);
     }
 }
 
-- 
2.43.0