summaryrefslogtreecommitdiff
path: root/fs/direct-io.c
diff options
context:
space:
mode:
authorLinus Walleij <linus.walleij@linaro.org>2019-02-11 09:17:23 +0100
committerLinus Walleij <linus.walleij@linaro.org>2019-02-11 09:17:23 +0100
commite65372124cd749ebbe4ac2abe5a511d7d1ac68db (patch)
tree1f9fd7cec6ffba19c76fff1e82c562fa1adae5da /fs/direct-io.c
parenta3240f09307ac978270d423b542f229e2ccc07b8 (diff)
parentd13937116f1e82bf508a6325111b322c30c85eb9 (diff)
Merge tag 'v5.0-rc6' into devel
Linux 5.0-rc6
Diffstat (limited to 'fs/direct-io.c')
-rw-r--r--fs/direct-io.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/direct-io.c b/fs/direct-io.c
index dbc1a1f080ce..ec2fb6fe6d37 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -679,6 +679,7 @@ static int get_more_blocks(struct dio *dio, struct dio_submit *sdio,
unsigned long fs_count; /* Number of filesystem-sized blocks */
int create;
unsigned int i_blkbits = sdio->blkbits + sdio->blkfactor;
+ loff_t i_size;
/*
* If there was a memory error and we've overwritten all the
@@ -708,8 +709,8 @@ static int get_more_blocks(struct dio *dio, struct dio_submit *sdio,
*/
create = dio->op == REQ_OP_WRITE;
if (dio->flags & DIO_SKIP_HOLES) {
- if (fs_startblk <= ((i_size_read(dio->inode) - 1) >>
- i_blkbits))
+ i_size = i_size_read(dio->inode);
+ if (i_size && fs_startblk <= (i_size - 1) >> i_blkbits)
create = 0;
}