com>
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
---
block/bio.c | 6 +++---
fs/btrfs/volumes.c| 2 +-
include/linux/bio.h | 4 ++--
include/linux/blk_types.h | 3 ++-
4 files changed, 8 insertions(+), 7 deletions(-)
diff --git a/block/bio.c b/b
vulnerabilities.
The patches are fully independent and can be cherry-picked separately.
If there are no objections to the patches, please merge them via respective
trees.
Elena Reshetova (6):
block: convert bio.__bi_cnt from atomic_t to refcount_t
block: convert blk_queue_tag.refcnt from
com>
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
---
block/blk-cgroup.c | 2 +-
include/linux/blk-cgroup.h | 11 ++-
2 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index d3f56ba..1e7cedc 100644
--- a/
ail.com>
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
---
block/blk-tag.c| 8
include/linux/blkdev.h | 3 ++-
2 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/block/blk-tag.c b/block/blk-tag.c
index e1a9c15..a7263e3 100644
--- a/block/blk-tag
com>
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
---
drivers/block/xen-blkback/common.h | 7 ---
drivers/block/xen-blkback/xenbus.c | 2 +-
2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/block/xen-blkback/common.h
b/drivers/block/xen-blkbac
ail.com>
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
---
block/bfq-iosched.c | 2 +-
block/blk-ioc.c | 4 ++--
block/cfq-iosched.c | 4 ++--
include/linux/iocontext.h | 7 ---
4 files changed, 9 insertions(+), 8 deletions(-)
diff --git a/block/b
ail.com>
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
---
block/bsg.c | 9 +
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/block/bsg.c b/block/bsg.c
index ee1335c..6c98422 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -21,6 +21,7 @@
#include
#inclu
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
/refcount.h).
By doing this we prevent intentional or accidental
underflows or overflows that can lead to use-after-free vulnerabilities.
Elena Reshetova (5):
block: convert bio.__bi_cnt from atomic_t to refcount_t
block: convert blk_queue_tag.refcnt from atomic_t to refcount_t
block: convert
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
this we prevent intentional or accidental
underflows or overflows that can lead to use-after-free vulnerabilities.
Elena Reshetova (5):
block: convert bio.__bi_cnt from atomic_t to refcount_t
block: convert blk_queue_tag.refcnt from atomic_t to refcount_t
block: convert blkcg_gq.refcnt from
vulnerabilities.
The below patches are fully independent and can be cherry-picked separately.
Since we convert all kernel subsystems in the same fashion, resulting
in about 300 patches, we have to group them for sending at least in some
fashion to be manageable. Please excuse the long cc list.
Elena
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
refcount_t type and corresponding API should be
used instead of atomic_t when the variable is used as
a reference counter. This allows to avoid accidental
refcounter overflows that might lead to use-after-free
situations.
Signed-off-by: Elena Reshetova <elena.reshet...@intel.com>
Sign
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