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Subject[PATCH 4.4 215/241] binder: replace "%p" with "%pK"
Date
From: Todd Kjos <tkjos@android.com>

commit 8ca86f1639ec5890d400fff9211aca22d0a392eb upstream.

The format specifier "%p" can leak kernel addresses. Use
"%pK" instead. There were 4 remaining cases in binder.c.

Signed-off-by: Todd Kjos <tkjos@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
[bwh: Backported to 4.4: adjust context]
Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/android/binder.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -1249,7 +1249,7 @@ static void binder_transaction_buffer_re
int debug_id = buffer->debug_id;

binder_debug(BINDER_DEBUG_TRANSACTION,
- "%d buffer release %d, size %zd-%zd, failed at %p\n",
+ "%d buffer release %d, size %zd-%zd, failed at %pK\n",
proc->pid, buffer->debug_id,
buffer->data_size, buffer->offsets_size, failed_at);

@@ -2105,7 +2105,7 @@ static int binder_thread_write(struct bi
}
}
binder_debug(BINDER_DEBUG_DEAD_BINDER,
- "%d:%d BC_DEAD_BINDER_DONE %016llx found %p\n",
+ "%d:%d BC_DEAD_BINDER_DONE %016llx found %pK\n",
proc->pid, thread->pid, (u64)cookie,
death);
if (death == NULL) {
@@ -3249,7 +3249,7 @@ static void print_binder_transaction(str
struct binder_transaction *t)
{
seq_printf(m,
- "%s %d: %p from %d:%d to %d:%d code %x flags %x pri %ld r%d",
+ "%s %d: %pK from %d:%d to %d:%d code %x flags %x pri %ld r%d",
prefix, t->debug_id, t,
t->from ? t->from->proc->pid : 0,
t->from ? t->from->pid : 0,
@@ -3263,7 +3263,7 @@ static void print_binder_transaction(str
if (t->buffer->target_node)
seq_printf(m, " node %d",
t->buffer->target_node->debug_id);
- seq_printf(m, " size %zd:%zd data %p\n",
+ seq_printf(m, " size %zd:%zd data %pK\n",
t->buffer->data_size, t->buffer->offsets_size,
t->buffer->data);
}

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