diff options
| author | Rohit Vaswani <rvaswani@codeaurora.org> | 2015-09-17 17:28:13 -0700 |
|---|---|---|
| committer | Sean McCreary <mccreary@mcwest.org> | 2017-09-05 15:57:32 -0600 |
| commit | 01abb8e50ca0caad103d0c23b08cd6e08ac7ccce (patch) | |
| tree | 0d3f0442c52d194e5b52e1ad69e9f265a6612c6f /lib/mpi/mpi-inline.c | |
| parent | 7f4f6a546be28e45dfb2cd64609a17b2f1714545 (diff) | |
mm: Fix incorrect type conversion for size during dma allocation
This was found during userspace fuzzing test when a large size
allocation is made from ion
[<ffffffc00008a098>] show_stack+0x10/0x1c
[<ffffffc00119c390>] dump_stack+0x74/0xc8
[<ffffffc00020d9a0>] kasan_report_error+0x2b0/0x408
[<ffffffc00020dbd4>] kasan_report+0x34/0x40
[<ffffffc00020cfec>] __asan_storeN+0x15c/0x168
[<ffffffc00020d228>] memset+0x20/0x44
[<ffffffc00009b730>] __dma_alloc_coherent+0x114/0x18c
[<ffffffc00009c6e8>] __dma_alloc_noncoherent+0xbc/0x19c
[<ffffffc000c2b3e0>] ion_cma_allocate+0x178/0x2f0
[<ffffffc000c2b750>] ion_secure_cma_allocate+0xdc/0x190
[<ffffffc000c250dc>] ion_alloc+0x264/0xb88
[<ffffffc000c25e94>] ion_ioctl+0x1f4/0x480
[<ffffffc00022f650>] do_vfs_ioctl+0x67c/0x764
[<ffffffc00022f790>] SyS_ioctl+0x58/0x8c
Change-Id: Idc9c19977a8cc62c7d092f689d30368704b400bc
Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>
(cherry picked from commit 1f8f9b566e8446c13b954220c226c58d22076f88)
Diffstat (limited to 'lib/mpi/mpi-inline.c')
0 files changed, 0 insertions, 0 deletions