glfs-fops.c: fix clang compilation warnings

Fix:
glfs-fops.c:5965:26: warning: implicit conversion from enumeration type 'gf_upcall_event_t' to different enumeration type 'enum glfs_upcall_reason' [-Wenum-conversion]
 5965 |         up_arg->reason = GF_UPCALL_EVENT_NULL;
      |                        ~ ^~~~~~~~~~~~~~~~~~~~

  CC       libgfapi_la-glfs-fops.lo
glfs-fops.c:6621:28: warning: implicit conversion from enumeration type 'gf_lease_cmds_t' (aka 'enum gf_lease_cmds_t') to different enumeration type 'glfs_lease_cmds_t' (aka 'enum glfs_lease_cmds') [-Wenum-conversion]
 6621 |     lease->cmd = gf_lease->cmd;
      |                ~ ~~~~~~~~~~^~~
glfs-fops.c:6630:28: warning: implicit conversion from enumeration type 'glfs_lease_cmds_t' (aka 'enum glfs_lease_cmds') to different enumeration type 'gf_lease_cmds_t' (aka 'enum gf_lease_cmds_t') [-Wenum-conversion]
 6630 |     gf_lease->cmd = lease->cmd;
      |                   ~ ~~~~~~~^~~

Signed-off-by: Yaniv Kaul <[email protected]>

Author: mykaul

api/src/glfs-fops.c

@@ -5962,7 +5962,7 @@ glfs_recall_lease_upcall(struct glfs *fs, struct glfs_upcall *up_arg,
             glfs_h_close(object);
 
         /* Set reason to prevent applications from using ->event */
-        up_arg->reason = GF_UPCALL_EVENT_NULL;
+        up_arg->reason = GLFS_UPCALL_EVENT_NULL;
     }
     return ret;
 }
@@ -6618,7 +6618,7 @@ void
 gf_lease_to_glfs_lease(struct gf_lease *gf_lease, struct glfs_lease *lease)
 {
     u_int lease_type = gf_lease->lease_type;
-    lease->cmd = gf_lease->cmd;
+    lease->cmd = (glfs_lease_cmds_t)gf_lease->cmd;
     lease->lease_type = lease_type;
     memcpy(lease->lease_id, gf_lease->lease_id, LEASE_ID_SIZE);
 }
@@ -6627,7 +6627,7 @@ void
 glfs_lease_to_gf_lease(struct glfs_lease *lease, struct gf_lease *gf_lease)
 {
     u_int lease_type = lease->lease_type;
-    gf_lease->cmd = lease->cmd;
+    gf_lease->cmd = (gf_lease_cmds_t)lease->cmd;
     gf_lease->lease_type = lease_type;
     memcpy(gf_lease->lease_id, lease->lease_id, LEASE_ID_SIZE);
 }