From 447c6f93aba42e6889be55a614d4dddc25f17863 Mon Sep 17 00:00:00 2001 From: Olof Johansson Date: Sat, 5 Nov 2011 22:51:54 +0100 Subject: ALSA: control: remove compilation warning on 32-bit This was introduced by 'ALSA: control: add support for ENUMERATED user space controls' which adds a u64 variable that gets cast to a pointer: sound/core/control.c: In function 'snd_ctl_elem_init_enum_names': sound/core/control.c:1089: warning: cast to pointer from integer of different size Cast to uintptr_t before casting to pointer to avoid the warning. Signed-off-by: Olof Johansson [cl: replace long with uintptr_t] Signed-off-by: Clemens Ladisch Signed-off-by: Takashi Iwai --- sound/core/control.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'sound/core') diff --git a/sound/core/control.c b/sound/core/control.c index 978fe1a8e9f0..59edb12dd542 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -1081,12 +1081,12 @@ static int snd_ctl_elem_init_enum_names(struct user_element *ue) char *names, *p; size_t buf_len, name_len; unsigned int i; + const uintptr_t user_ptrval = ue->info.value.enumerated.names_ptr; if (ue->info.value.enumerated.names_length > 64 * 1024) return -EINVAL; - names = memdup_user( - (const void __user *)ue->info.value.enumerated.names_ptr, + names = memdup_user((const void __user *)user_ptrval, ue->info.value.enumerated.names_length); if (IS_ERR(names)) return PTR_ERR(names); -- cgit v1.2.3