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authorLinus Torvalds <torvalds@linux-foundation.org>2019-04-26 18:15:33 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-04-26 18:15:33 -0700
commitce944935eef2a56f7efe5c765794e77380651b58 (patch)
tree2223065a8f33e7cf5cdf1bac36aa3366e4a34eff /mm/memory_hotplug.c
parent857e17c2ee7c426c1f8998ccd48e2d5a7542148d (diff)
parent89189557b47b35683a27c80ee78aef18248eefb4 (diff)
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton: "9 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: fs/proc/proc_sysctl.c: Fix a NULL pointer dereference mm/page_alloc.c: fix never set ALLOC_NOFRAGMENT flag mm/page_alloc.c: avoid potential NULL pointer dereference mm, page_alloc: always use a captured page regardless of compaction result mm: do not boost watermarks to avoid fragmentation for the DISCONTIG memory model lib/test_vmalloc.c: do not create cpumask_t variable on stack lib/Kconfig.debug: fix build error without CONFIG_BLOCK zram: pass down the bvec we need to read into in the work struct mm/memory_hotplug.c: drop memory device reference after find_memory_block()
Diffstat (limited to 'mm/memory_hotplug.c')
-rw-r--r--mm/memory_hotplug.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 0082d699be94..b236069ff0d8 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -874,6 +874,7 @@ int __ref online_pages(unsigned long pfn, unsigned long nr_pages, int online_typ
*/
mem = find_memory_block(__pfn_to_section(pfn));
nid = mem->nid;
+ put_device(&mem->dev);
/* associate pfn range with the zone */
zone = move_pfn_range(online_type, nid, pfn, nr_pages);