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| author | Anton Blanchard <anton@samba.org> | 2011-02-25 15:33:17 +0000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-02-25 11:12:37 -0800 |
| commit | 0a93ea2e897bd793cc0aaaddc397eff32ac8d6fe (patch) | |
| tree | 60fd9c282565e803e6d022e7166db34818a33bef /fs/block_dev.c | |
| parent | f129ccc9231c95513a1227ca9da876beeb03e577 (diff) | |
| download | op-kernel-dev-0a93ea2e897bd793cc0aaaddc397eff32ac8d6fe.zip op-kernel-dev-0a93ea2e897bd793cc0aaaddc397eff32ac8d6fe.tar.gz | |
RxRPC: Allocate tokens with kzalloc to avoid oops in rxrpc_destroy
With slab poisoning enabled, I see the following oops:
Unable to handle kernel paging request for data at address 0x6b6b6b6b6b6b6b73
...
NIP [c0000000006bc61c] .rxrpc_destroy+0x44/0x104
LR [c0000000006bc618] .rxrpc_destroy+0x40/0x104
Call Trace:
[c0000000feb2bc00] [c0000000006bc618] .rxrpc_destroy+0x40/0x104 (unreliable)
[c0000000feb2bc90] [c000000000349b2c] .key_cleanup+0x1a8/0x20c
[c0000000feb2bd40] [c0000000000a2920] .process_one_work+0x2f4/0x4d0
[c0000000feb2be00] [c0000000000a2d50] .worker_thread+0x254/0x468
[c0000000feb2bec0] [c0000000000a868c] .kthread+0xbc/0xc8
[c0000000feb2bf90] [c000000000020e00] .kernel_thread+0x54/0x70
We aren't initialising token->next, but the code in destroy_context relies
on the list being NULL terminated. Use kzalloc to zero out all the fields.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/block_dev.c')
0 files changed, 0 insertions, 0 deletions
