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authorLinus Torvalds <torvalds@linux-foundation.org>2017-09-06 20:49:49 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-09-06 20:49:49 -0700
commitd34fc1adf01ff87026da85fb972dc259dc347540 (patch)
tree27356073d423187157b7cdb69da32b53102fb9e7 /fs/sync.c
parent1c9fe4409ce3e9c78b1ed96ee8ed699d4f03bf33 (diff)
parentd2cd9ede6e193dd7d88b6d27399e96229a551b19 (diff)
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Merge branch 'akpm' (patches from Andrew)
Merge updates from Andrew Morton: - various misc bits - DAX updates - OCFS2 - most of MM * emailed patches from Andrew Morton <akpm@linux-foundation.org>: (119 commits) mm,fork: introduce MADV_WIPEONFORK x86,mpx: make mpx depend on x86-64 to free up VMA flag mm: add /proc/pid/smaps_rollup mm: hugetlb: clear target sub-page last when clearing huge page mm: oom: let oom_reap_task and exit_mmap run concurrently swap: choose swap device according to numa node mm: replace TIF_MEMDIE checks by tsk_is_oom_victim mm, oom: do not rely on TIF_MEMDIE for memory reserves access z3fold: use per-cpu unbuddied lists mm, swap: don't use VMA based swap readahead if HDD is used as swap mm, swap: add sysfs interface for VMA based swap readahead mm, swap: VMA based swap readahead mm, swap: fix swap readahead marking mm, swap: add swap readahead hit statistics mm/vmalloc.c: don't reinvent the wheel but use existing llist API mm/vmstat.c: fix wrong comment selftests/memfd: add memfd_create hugetlbfs selftest mm/shmem: add hugetlbfs support to memfd_create() mm, devm_memremap_pages: use multi-order radix for ZONE_DEVICE lookups mm/vmalloc.c: halve the number of comparisons performed in pcpu_get_vm_areas() ...
Diffstat (limited to 'fs/sync.c')
-rw-r--r--fs/sync.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/fs/sync.c b/fs/sync.c
index 27d6b8bbcb6a..2e3fd7d94d2d 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -335,11 +335,6 @@ SYSCALL_DEFINE4(sync_file_range, int, fd, loff_t, offset, loff_t, nbytes,
goto out_put;
mapping = f.file->f_mapping;
- if (!mapping) {
- ret = -EINVAL;
- goto out_put;
- }
-
ret = 0;
if (flags & SYNC_FILE_RANGE_WAIT_BEFORE) {
ret = file_fdatawait_range(f.file, offset, endbyte);