diff options
| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2020-01-04 13:00:12 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-01-04 13:55:09 -0800 |
| commit | a7c46c0c0e3d62f2764cd08b90934cd2aaaf8545 (patch) | |
| tree | 498a8ece03525f70daa3488c6f38c26b5cfadd96 /mm/failslab.c | |
| parent | 941f762bcb276259a78e7931674668874ccbda59 (diff) | |
mm/gup: fix memory leak in __gup_benchmark_ioctl
In the implementation of __gup_benchmark_ioctl() the allocated pages
should be released before returning in case of an invalid cmd. Release
pages via kvfree().
[akpm@linux-foundation.org: rework code flow, return -EINVAL rather than -1]
Link: http://lkml.kernel.org/r/20191211174653.4102-1-navid.emamdoost@gmail.com
Fixes: 714a3a1ebafe ("mm/gup_benchmark.c: add additional pinning methods")
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Cc: Keith Busch <keith.busch@intel.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/failslab.c')
0 files changed, 0 insertions, 0 deletions