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authorJens Axboe <axboe@kernel.dk>2018-12-04 17:38:05 +0100
committerJens Axboe <axboe@kernel.dk>2018-12-04 17:38:05 +0100
commit89d04ec3491bea6d69943b5aed62fdebfad49638 (patch)
tree2388242bc908a4bca33878e109b6f0828069c679 /fs/cachefiles/rdwr.c
parentsbitmap: fix sbitmap_for_each_set() (diff)
parentLinux 4.20-rc5 (diff)
downloadlinux-89d04ec3491bea6d69943b5aed62fdebfad49638.tar.xz
linux-89d04ec3491bea6d69943b5aed62fdebfad49638.zip
Merge tag 'v4.20-rc5' into for-4.21/block
Pull in v4.20-rc5, solving a conflict we'll otherwise get in aio.c and also getting the merge fix that went into mainline that users are hitting testing for-4.21/block and/or for-next. * tag 'v4.20-rc5': (664 commits) Linux 4.20-rc5 PCI: Fix incorrect value returned from pcie_get_speed_cap() MAINTAINERS: Update linux-mips mailing list address ocfs2: fix potential use after free mm/khugepaged: fix the xas_create_range() error path mm/khugepaged: collapse_shmem() do not crash on Compound mm/khugepaged: collapse_shmem() without freezing new_page mm/khugepaged: minor reorderings in collapse_shmem() mm/khugepaged: collapse_shmem() remember to clear holes mm/khugepaged: fix crashes due to misaccounted holes mm/khugepaged: collapse_shmem() stop if punched or truncated mm/huge_memory: fix lockdep complaint on 32-bit i_size_read() mm/huge_memory: splitting set mapping+index before unfreeze mm/huge_memory: rename freeze_page() to unmap_page() initramfs: clean old path before creating a hardlink kernel/kcov.c: mark funcs in __sanitizer_cov_trace_pc() as notrace psi: make disabling/enabling easier for vendor kernels proc: fixup map_files test on arm debugobjects: avoid recursive calls with kmemleak userfaultfd: shmem: UFFDIO_COPY: set the page dirty if VM_WRITE is not set ...
Diffstat (limited to 'fs/cachefiles/rdwr.c')
-rw-r--r--fs/cachefiles/rdwr.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/cachefiles/rdwr.c b/fs/cachefiles/rdwr.c
index 40f7595aad10..8a577409d030 100644
--- a/fs/cachefiles/rdwr.c
+++ b/fs/cachefiles/rdwr.c
@@ -535,7 +535,10 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object,
netpage->index, cachefiles_gfp);
if (ret < 0) {
if (ret == -EEXIST) {
+ put_page(backpage);
+ backpage = NULL;
put_page(netpage);
+ netpage = NULL;
fscache_retrieval_complete(op, 1);
continue;
}
@@ -608,7 +611,10 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object,
netpage->index, cachefiles_gfp);
if (ret < 0) {
if (ret == -EEXIST) {
+ put_page(backpage);
+ backpage = NULL;
put_page(netpage);
+ netpage = NULL;
fscache_retrieval_complete(op, 1);
continue;
}
@@ -962,11 +968,8 @@ void cachefiles_uncache_page(struct fscache_object *_object, struct page *page)
__releases(&object->fscache.cookie->lock)
{
struct cachefiles_object *object;
- struct cachefiles_cache *cache;
object = container_of(_object, struct cachefiles_object, fscache);
- cache = container_of(object->fscache.cache,
- struct cachefiles_cache, cache);
_enter("%p,{%lu}", object, page->index);