In file included from ../drivers/net/gtp.c:15:
In file included from ../include/linux/skbuff.h:17:
In file included from ../include/linux/bvec.h:10:
In file included from ../include/linux/highmem.h:8:
In file included from ../include/linux/cacheflush.h:5:
In file included from ../arch/x86/include/asm/cacheflush.h:5:
In file included from ../include/linux/mm.h:2224:
../include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  504 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  505 |                            item];
      |                            ~~~~
../include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  511 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  512 |                            NR_VM_NUMA_EVENT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~~
../include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  524 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  525 |                            NR_VM_NUMA_EVENT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~~
../drivers/net/gtp.c:2276:18: warning: variable 'gn' set but not used [-Wunused-but-set-variable]
 2276 |         struct gtp_net *gn;
      |                         ^
../drivers/net/gtp.c:2288:31: warning: variable 'gtp' is uninitialized when used here [-Wuninitialized]
 2288 |                 if (last_gtp && last_gtp != gtp)
      |                                             ^~~
../drivers/net/gtp.c:2271:64: note: initialize the variable 'gtp' to silence this warning
 2271 |         struct gtp_dev *last_gtp = (struct gtp_dev *)cb->args[2], *gtp;
      |                                                                       ^
      |                                                                        = NULL
5 warnings generated.
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/staging/gpib/fmh_gpib/fmh_gpib.o
In file included from ../drivers/net/gtp.c:15:
In file included from ../include/linux/skbuff.h:17:
In file included from ../include/linux/bvec.h:10:
In file included from ../include/linux/highmem.h:8:
In file included from ../include/linux/cacheflush.h:5:
In file included from ../arch/x86/include/asm/cacheflush.h:5:
In file included from ../include/linux/mm.h:2224:
../include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  504 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  505 |                            item];
      |                            ~~~~
../include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  511 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  512 |                            NR_VM_NUMA_EVENT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~~
../include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
  524 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~ ^
  525 |                            NR_VM_NUMA_EVENT_ITEMS +
      |                            ~~~~~~~~~~~~~~~~~~~~~~
../drivers/net/gtp.c:2276:18: warning: variable 'gn' set but not used [-Wunused-but-set-variable]
 2276 |         struct gtp_net *gn;
      |                         ^
../drivers/net/gtp.c:2288:31: warning: variable 'gtp' is uninitialized when used here [-Wuninitialized]
 2288 |                 if (last_gtp && last_gtp != gtp)
      |                                             ^~~
../drivers/net/gtp.c:2271:64: note: initialize the variable 'gtp' to silence this warning
 2271 |         struct gtp_dev *last_gtp = (struct gtp_dev *)cb->args[2], *gtp;
      |                                                                       ^
      |                                                                        = NULL
5 warnings generated.
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/staging/gpib/fmh_gpib/fmh_gpib.o