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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2017-09-30 10:15:52 +0200 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2017-10-17 20:56:20 +0200 |
| commit | 343dc693f7b79885197f9d37dd8b711b0e3ffc8f (patch) | |
| tree | 03d18b9cc634d4634b374796e93cca398d2b98e1 /lib/once.c | |
| parent | Linux 4.14-rc3 (diff) | |
| download | linux-343dc693f7b79885197f9d37dd8b711b0e3ffc8f.tar.xz linux-343dc693f7b79885197f9d37dd8b711b0e3ffc8f.zip | |
misc: pci_endpoint_test: Prevent some integer overflows
"size + max" can have an arithmetic overflow when we're allocating:
orig_src_addr = dma_alloc_coherent(dev, size + alignment, ...
Add a few checks to prevent that.
Fixes: 13107c60681f ("misc: pci_endpoint_test: Add support to provide aligned buffer addresses")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'lib/once.c')
0 files changed, 0 insertions, 0 deletions