From: Jerome Marchand <jmarchan@redhat.com>
To: Greg Kroah-Hartman <gregkh@suse.de>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Nitin Gupta <ngupta@vflare.org>
Subject: [PATCH 3/4] Staging: zram: make zram_read return a bio error if the device is not initialized
Date: Fri, 17 Dec 2010 17:03:15 +0100 [thread overview]
Message-ID: <4D0B89C3.8000802@redhat.com> (raw)
In-Reply-To: <4D0B88E5.4040005@redhat.com>
Make zram_read() return a bio error if the device is not initialized
instead of pretending nothing happened.
Signed-off-by: Jerome Marchand <jmarchan@redhat.com>
---
zram_drv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index d649b3e..4085958 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;
}
next prev parent reply other threads:[~2010-12-17 16:03 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-17 15:59 [PATCH 1/4] Staging: zram: make ZRAM depends on SYSFS Jerome Marchand
2010-12-17 16:02 ` [PATCH 2/4] Staging: zram: round up the disk size provided by user Jerome Marchand
2010-12-20 15:13 ` Jeff Moyer
2010-12-17 16:03 ` Jerome Marchand [this message]
2010-12-20 15:14 ` [PATCH 3/4] Staging: zram: make zram_read return a bio error if the device is not initialized Jeff Moyer
2010-12-17 16:04 ` [PATCH 4/4] Staging: zram: simplify zram_make_request Jerome Marchand
2010-12-20 15:14 ` Jeff Moyer
2011-01-21 0:07 ` Greg KH
2011-01-21 0:44 ` [PATCH 4/4] [resend] " Nitin Gupta
2011-01-21 20:45 ` Greg KH
2011-01-24 15:33 ` [PATCH 4/4] [resend] " Jerome Marchand
2010-12-20 15:13 ` [PATCH 1/4] Staging: zram: make ZRAM depends on SYSFS Jeff Moyer
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