diff options
| author | Josh Poimboeuf <[email protected]> | 2017-09-18 14:42:11 -0500 |
|---|---|---|
| committer | Herbert Xu <[email protected]> | 2017-09-20 17:42:38 +0800 |
| commit | 8f182f845d0fa26ecc18d3bdcc3d1077a0ea3a31 (patch) | |
| tree | d8161aeaa48bc2f93de4eee69cfa9d535fbf5f18 /lib/netdev-notifier-error-inject.c | |
| parent | ca04c823763e5b82c237cabe0c17f547ecdc6271 (diff) | |
crypto: x86/twofish - Fix RBP usage
Using RBP as a temporary register breaks frame pointer convention and
breaks stack traces when unwinding from an interrupt in the crypto code.
Use R13 instead of RBP. Both are callee-saved registers, so the
substitution is straightforward.
Reported-by: Eric Biggers <[email protected]>
Reported-by: Peter Zijlstra <[email protected]>
Tested-by: Eric Biggers <[email protected]>
Acked-by: Eric Biggers <[email protected]>
Signed-off-by: Josh Poimboeuf <[email protected]>
Signed-off-by: Herbert Xu <[email protected]>
Diffstat (limited to 'lib/netdev-notifier-error-inject.c')
0 files changed, 0 insertions, 0 deletions