Subject: [merged] zram-avoid-null-access-when-fail-to-alloc-meta.patch removed
from -mm tree
To:
[email protected],[email protected],[email protected],[email protected]
From: [email protected]
Date: Thu, 06 Mar 2014 12:37:46 -0800
The patch titled
Subject: zram: avoid null access when fail to alloc meta
has been removed from the -mm tree. Its filename was
zram-avoid-null-access-when-fail-to-alloc-meta.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Minchan Kim <[email protected]>
Subject: zram: avoid null access when fail to alloc meta
zram_meta_alloc could fail so caller should check it. Otherwise, your
system will hang.
Signed-off-by: Minchan Kim <[email protected]>
Acked-by: Jerome Marchand <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
---
drivers/block/zram/zram_drv.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN
drivers/block/zram/zram_drv.c~zram-avoid-null-access-when-fail-to-alloc-meta
drivers/block/zram/zram_drv.c
---
a/drivers/block/zram/zram_drv.c~zram-avoid-null-access-when-fail-to-alloc-meta
+++ a/drivers/block/zram/zram_drv.c
@@ -612,6 +612,8 @@ static ssize_t disksize_store(struct dev
disksize = PAGE_ALIGN(disksize);
meta = zram_meta_alloc(disksize);
+ if (!meta)
+ return -ENOMEM;
down_write(&zram->init_lock);
if (zram->init_done) {
up_write(&zram->init_lock);
_
Patches currently in -mm which might be from [email protected] are
origin.patch
fs-cachefiles-use-add_to_page_cache_lru.patch
lib-radix-tree-radix_tree_delete_item.patch
mm-shmem-save-one-radix-tree-lookup-when-truncating-swapped-pages.patch
mm-filemap-move-radix-tree-hole-searching-here.patch
mm-fs-prepare-for-non-page-entries-in-page-cache-radix-trees.patch
mm-fs-prepare-for-non-page-entries-in-page-cache-radix-trees-fix.patch
mm-fs-store-shadow-entries-in-page-cache.patch
mm-thrash-detection-based-file-cache-sizing.patch
mm-keep-page-cache-radix-tree-nodes-in-check.patch
mm-keep-page-cache-radix-tree-nodes-in-check-fix.patch
mm-keep-page-cache-radix-tree-nodes-in-check-fix-fix.patch
zram-drop-init_done-struct-zram-member.patch
zram-do-not-pass-rw-argument-to-__zram_make_request.patch
zram-remove-good-and-bad-compress-stats.patch
zram-use-atomic64_t-for-all-zram-stats.patch
zram-remove-zram-stats-code-duplication.patch
zram-report-failed-read-and-write-stats.patch
zram-drop-not-used-table-count-member.patch
zram-move-zram-size-warning-to-documentation.patch
zram-document-failed_reads-failed_writes-stats.patch
zram-delete-zram_init_device.patch
zram-delete-zram_init_device-fix.patch
zram-introduce-compressing-backend-abstraction.patch
zram-use-zcomp-compressing-backends.patch
zram-use-zcomp-compressing-backends-fix.patch
zram-factor-out-single-stream-compression.patch
zram-add-multi-stream-functionality.patch
zram-add-set_max_streams-knob.patch
zram-make-compression-algorithm-selection-possible.patch
zram-add-lz4-algorithm-backend.patch
zram-move-comp-allocation-out-of-init_lock.patch
zram-return-error-valued-pointer-from-zcomp_create.patch
zram-return-error-valued-pointer-from-zcomp_create-fix.patch
mm-zswap-fix-trivial-typo-and-arrange-indentation.patch
mm-zswap-update-zsmalloc-in-comment-to-zbud.patch
mm-zswap-support-multiple-swap-devices.patch
debugging-keep-track-of-page-owners.patch
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