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Merge branch 'for-6.0/dax' into libnvdimm-fixes
[linux-2.6-block.git]
/
fs
/
dax.c
diff --git
a/fs/dax.c
b/fs/dax.c
index c440dcef4b1bf1bfb5f9907e9e6163d40022f2de..1c6867810cbd67883074ce7ca9c84d77dd991b17 100644
(file)
--- a/
fs/dax.c
+++ b/
fs/dax.c
@@
-1445,6
+1445,9
@@
dax_iomap_rw(struct kiocb *iocb, struct iov_iter *iter,
loff_t done = 0;
int ret;
+ if (!iomi.len)
+ return 0;
+
if (iov_iter_rw(iter) == WRITE) {
lockdep_assert_held_write(&iomi.inode->i_rwsem);
iomi.flags |= IOMAP_WRITE;