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| author | Jason Gunthorpe <jgg@nvidia.com> | 2026-05-26 12:40:25 -0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2026-06-01 21:19:11 -0300 |
| commit | 4a1b1ac2744694a2ecd66a84bdb1445f4ef24bee (patch) | |
| tree | d22a641e68636a626427834a5a8fc6ab24e37ad4 /drivers/clk/aspeed/git@git.tavy.me:linux.git | |
| parent | e43ffb69e0438cddd72aaa30898b4dc446f664f8 (diff) | |
RDMA/core: Validate the passed in fops for ib_get_ucaps()
Sashiko pointed out it is not safe to rely only on the devt because
char/block alias so if the user finds a block device with the same dev_t
it can masquerade as a ucap cdev fd.
Test the f_ops to only accept authentic cdevs.
Link: https://patch.msgid.link/r/0-v1-fd9482545e37+1e25-ib_ucaps_fd_ops_jgg@nvidia.com
Cc: stable@vger.kernel.org
Fixes: 61e51682816d ("RDMA/uverbs: Introduce UCAP (User CAPabilities) API")
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/clk/aspeed/git@git.tavy.me:linux.git')
0 files changed, 0 insertions, 0 deletions