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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2014-05-06 14:28:32 +0300 |
|---|---|---|
| committer | Philipp Reisner <philipp.reisner@linbit.com> | 2014-07-10 18:35:23 +0200 |
| commit | bf0d6e4a1138e71cafdbbb99cde430eee50c4ff1 (patch) | |
| tree | 42be197cc003ef248360e85581d974463d4a45cb | |
| parent | 1e39152fea2dccd1af6479aa1a036201886f0743 (diff) | |
| download | linux-bf0d6e4a1138e71cafdbbb99cde430eee50c4ff1.tar.gz linux-bf0d6e4a1138e71cafdbbb99cde430eee50c4ff1.tar.bz2 linux-bf0d6e4a1138e71cafdbbb99cde430eee50c4ff1.zip | |
drbd: silence underflow warning in read_in_block()
My static checker warns that "data_size" could be negative and underflow
the limit check. The code looks suspicious but I don't know if it is a
real bug.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
| -rw-r--r-- | drivers/block/drbd/drbd_receiver.c | 2 | ||||
| -rw-r--r-- | include/linux/drbd.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c index f972988291c5..9342b8da73ab 100644 --- a/drivers/block/drbd/drbd_receiver.c +++ b/drivers/block/drbd/drbd_receiver.c @@ -1592,7 +1592,7 @@ read_in_block(struct drbd_peer_device *peer_device, u64 id, sector_t sector, struct drbd_peer_request *peer_req; struct page *page; int dgs, ds, err; - int data_size = pi->size; + unsigned int data_size = pi->size; void *dig_in = peer_device->connection->int_dig_in; void *dig_vv = peer_device->connection->int_dig_vv; unsigned long *data; diff --git a/include/linux/drbd.h b/include/linux/drbd.h index 20ec8903b1e4..debb70d40547 100644 --- a/include/linux/drbd.h +++ b/include/linux/drbd.h @@ -52,7 +52,7 @@ #endif extern const char *drbd_buildtag(void); -#define REL_VERSION "8.4.3" +#define REL_VERSION "8.4.5" #define API_VERSION 1 #define PRO_VERSION_MIN 86 #define PRO_VERSION_MAX 101 |