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authorLisa Du <cldu@marvell.com>2016-02-17 09:32:52 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-02-20 15:43:56 -0800
commit7a64cd887fdb97f074c3fda03bee0bfb9faceac3 (patch)
tree5a2733c562b987dcff204dd66319855f1c23394e
parent388f7b1d6e8ca06762e2454d28d6c3c55ad0fe95 (diff)
downloadlinux-7a64cd887fdb97f074c3fda03bee0bfb9faceac3.tar.gz
drivers: android: correct the size of struct binder_uintptr_t for BC_DEAD_BINDER_DONE
There's one point was missed in the patch commit da49889deb34 ("staging:
binder: Support concurrent 32 bit and 64 bit processes."). When configure
BINDER_IPC_32BIT, the size of binder_uintptr_t was 32bits, but size of
void * is 64bit on 64bit system. Correct it here.

Signed-off-by: Lisa Du <cldu@marvell.com>
Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Fixes: da49889deb34 ("staging: binder: Support concurrent 32 bit and 64 bit processes.")
Cc: <stable@vger.kernel.org>
Acked-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/android/binder.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index a39e85f9efa9..7d00b7a015ea 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -2074,7 +2074,7 @@ static int binder_thread_write(struct binder_proc *proc,
 			if (get_user(cookie, (binder_uintptr_t __user *)ptr))
 				return -EFAULT;
 
-			ptr += sizeof(void *);
+			ptr += sizeof(cookie);
 			list_for_each_entry(w, &proc->delivered_death, entry) {
 				struct binder_ref_death *tmp_death = container_of(w, struct binder_ref_death, work);