From: Jerome Marchand <jmarchan@xxxxxxxxxx>
Make zram_read() return a bio error if the device is not initialized
instead of pretending nothing happened.
Signed-off-by: Jerome Marchand <jmarchan@xxxxxxxxxx>
Acked-by: Jeff Moyer <jmoyer@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/staging/zram/zram_drv.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index 0ab931e..01d6dd9 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -208,8 +208,7 @@ static int zram_read(struct zram *zram, struct bio *bio)
struct bio_vec *bvec;
if (unlikely(!zram->init_done)) {
- set_bit(BIO_UPTODATE, &bio->bi_flags);
- bio_endio(bio, 0);
+ bio_endio(bio, -ENXIO);
return 0;
}
--
1.7.4.1
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