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authorSteven Rostedt (VMware) <rostedt@goodmis.org>2018-04-03 14:38:53 -0400
committerSteven Rostedt (VMware) <rostedt@goodmis.org>2018-04-06 08:56:51 -0400
commit1e6338cfb50e244c445ad7d891b35385bd0ee757 (patch)
treea705089ef2d001966b5eb65f11ca39b8bce41fc3 /lib/test_user_copy.c
parentb28d7b2dc27f0eef1ae608b49d6860f2463910f1 (diff)
vsprintf: Do not preprocess non-dereferenced pointers for bprintf (%px and %pK)
Commit 841a915d20c7b2 ("printf: Do not have bprintf dereference pointers") would preprocess various pointers that are dereferenced in the bprintf() because the recording and printing are done at two different times. Some pointers stayed dereferenced in the ring buffer because user space could handle them (namely "%pS" and friends). Pointers that are not dereferenced should not be processed immediately but instead just saved directly. Cc: stable@vger.kernel.org Fixes: 841a915d20c7b2 ("printf: Do not have bprintf dereference pointers") Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'lib/test_user_copy.c')
0 files changed, 0 insertions, 0 deletions