Merge branch 'akpm' (patches from Andrew)

Merge misc fixes from Andrew Morton:
 "17 fixes"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  arch: define weak abort()
  mm, oom_reaper: fix memory corruption
  kernel: make groups_sort calling a responsibility group_info allocators
  mm/frame_vector.c: release a semaphore in 'get_vaddr_frames()'
  tools/slabinfo-gnuplot: force to use bash shell
  kcov: fix comparison callback signature
  mm/slab.c: do not hash pointers when debugging slab
  mm/page_alloc.c: avoid excessive IRQ disabled times in free_unref_page_list()
  mm/memory.c: mark wp_huge_pmd() inline to prevent build failure
  scripts/faddr2line: fix CROSS_COMPILE unset error
  Documentation/vm/zswap.txt: update with same-value filled page feature
  exec: avoid gcc-8 warning for get_task_comm
  autofs: fix careless error in recent commit
  string.h: workaround for increased stack usage
  mm/kmemleak.c: make cond_resched() rate-limiting more efficient
  lib/rbtree,drm/mm: add rbtree_replace_node_cached()
  include/linux/idr.h: add #include <linux/bug.h>

1 files changed, 4 insertions, 4 deletions

diff --git a/scripts/faddr2line b/scripts/faddr2line
index 39e07d8574dd..7721d5b2b0c0 100755
--- a/scripts/faddr2line
+++ b/scripts/faddr2line
@@ -44,10 +44,10 @@
 set -o errexit
 set -o nounset
 
-READELF="${CROSS_COMPILE}readelf"
-ADDR2LINE="${CROSS_COMPILE}addr2line"
-SIZE="${CROSS_COMPILE}size"
-NM="${CROSS_COMPILE}nm"
+READELF="${CROSS_COMPILE:-}readelf"
+ADDR2LINE="${CROSS_COMPILE:-}addr2line"
+SIZE="${CROSS_COMPILE:-}size"
+NM="${CROSS_COMPILE:-}nm"
 
 command -v awk >/dev/null 2>&1 || die "awk isn't installed"
 command -v ${READELF} >/dev/null 2>&1 || die "readelf isn't installed"