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Groups > linux.kernel > #1480710
| From | SF Markus Elfring <elfring@users.sourceforge.net> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 13/13] DRBD-receiver: Improve determination of sizes in receive_Barrier() |
| Date | 2016-09-10 22:40 +0200 |
| Message-ID | <sfXea-4SK-13@gated-at.bofh.it> (permalink) |
| References | <sfX4t-4Pv-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 10 Sep 2016 22:06:21 +0200
Replace the specification of data structures by pointer dereferences
as the parameter for the operator "sizeof" to make the corresponding size
determination a bit safer according to the Linux coding style convention.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/block/drbd/drbd_receiver.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index e4da335..32ac4a9 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -1747,7 +1747,7 @@ static int receive_Barrier(struct drbd_connection *connection, struct packet_inf
/* receiver context, in the writeout path of the other node.
* avoid potential distributed deadlock */
- epoch = kmalloc(sizeof(struct drbd_epoch), GFP_NOIO);
+ epoch = kmalloc(sizeof(*epoch), GFP_NOIO);
if (epoch)
break;
else
@@ -1760,7 +1760,7 @@ static int receive_Barrier(struct drbd_connection *connection, struct packet_inf
drbd_flush(connection);
if (atomic_read(&connection->current_epoch->epoch_size)) {
- epoch = kmalloc(sizeof(struct drbd_epoch), GFP_NOIO);
+ epoch = kmalloc(sizeof(*epoch), GFP_NOIO);
if (epoch)
break;
}
--
2.10.0
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[PATCH 00/13] DRBD-receiver: Fine-tuning for six function implementations SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:30 +0200 [PATCH 01/13] DRBD-receiver: Use kmalloc_array() in receive_uuids() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:30 +0200 [PATCH 06/13] DRBD-receiver: Improve a size determination in receive_sizes() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:30 +0200 [PATCH 03/13] DRBD-receiver: Move an assignment in receive_uuids() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:30 +0200 [PATCH 10/13] DRBD-receiver: Delete error messages for failed resource allocations in receive_SyncParam() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:40 +0200 [PATCH 08/13] DRBD-receiver: Move an assignment in receive_sizes() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:40 +0200 [PATCH 13/13] DRBD-receiver: Improve determination of sizes in receive_Barrier() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:40 +0200 [PATCH 09/13] DRBD-receiver: Improve determination of sizes in receive_SyncParam() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:40 +0200 [PATCH 12/13] DRBD-receiver: Delete error messages for failed resource allocations in receive_protocol() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:40 +0200 [PATCH 11/13] DRBD-receiver: Improve a size determination in receive_protocol() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:40 +0200 [PATCH 07/13] DRBD-receiver: Delete an error message for a failed kzalloc() call in receive_sizes() SF Markus Elfring <elfring@users.sourceforge.net> - 2016-09-10 22:40 +0200
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