diff options
author | Sumit Semwal <sumit.semwal@linaro.org> | 2017-06-12 23:18:55 +0530 |
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committer | Sumit Semwal <sumit.semwal@linaro.org> | 2017-06-12 23:18:55 +0530 |
commit | 8cee66e33cf2e740a18c23a785694c7f83e24ee3 (patch) | |
tree | f9ac8294378b518b5bb214ccd955f3fbf0763524 /drivers/char/mem.c | |
parent | 611a390fbe4eb5e1ec2a7d535343c676c79fe292 (diff) | |
parent | 01f99201744662692ca6888ee9aeee36776f47fb (diff) |
Merge remote-tracking branch 'stable-rc/linux-4.4.y' into 4.4.72-rc-hikey4.4-72-rc-hikey-201706124.4.y-rc-hikey
Resolved conficts:
Makefile
fs/xfs/xfs_xattr.c
net/bridge/br_stp_if.c
net/ipv6/ip6_offload.c
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Diffstat (limited to 'drivers/char/mem.c')
-rw-r--r-- | drivers/char/mem.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 0975d23031ea..2898d19fadf5 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -346,7 +346,7 @@ static int mmap_mem(struct file *file, struct vm_area_struct *vma) phys_addr_t offset = (phys_addr_t)vma->vm_pgoff << PAGE_SHIFT; /* It's illegal to wrap around the end of the physical address space. */ - if (offset + (phys_addr_t)size < offset) + if (offset + (phys_addr_t)size - 1 < offset) return -EINVAL; if (!valid_mmap_phys_addr_range(vma->vm_pgoff, size)) |