From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Takashi Iwai , Matthew Garrett Subject: [PATCH 3.11 16/36] thinkpad_acpi: Fix build error when CONFIG_SND_MAX_CARDS > 32 Date: Tue, 26 Nov 2013 10:12:26 -0800 Message-Id: <20131126181028.381800688@linuxfoundation.org> In-Reply-To: <20131126181025.029404973@linuxfoundation.org> References: <20131126181025.029404973@linuxfoundation.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.11-stable review patch. If anyone has any objections, please let me know. ------------------ From: Takashi Iwai commit cab6661344f14a09d7aecdf821a40f68ef9b18cc upstream. SNDRV_CARDS can be specified via Kconfig since 3.11 kernel, so this can be over 32bit integer range, which leads to a build error. Signed-off-by: Takashi Iwai Signed-off-by: Matthew Garrett Signed-off-by: Greg Kroah-Hartman --- drivers/platform/x86/thinkpad_acpi.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -6438,7 +6438,12 @@ static struct ibm_struct brightness_driv #define TPACPI_ALSA_SHRTNAME "ThinkPad Console Audio Control" #define TPACPI_ALSA_MIXERNAME TPACPI_ALSA_SHRTNAME -static int alsa_index = ~((1 << (SNDRV_CARDS - 3)) - 1); /* last three slots */ +#if SNDRV_CARDS <= 32 +#define DEFAULT_ALSA_IDX ~((1 << (SNDRV_CARDS - 3)) - 1) +#else +#define DEFAULT_ALSA_IDX ~((1 << (32 - 3)) - 1) +#endif +static int alsa_index = DEFAULT_ALSA_IDX; /* last three slots */ static char *alsa_id = "ThinkPadEC"; static bool alsa_enable = SNDRV_DEFAULT_ENABLE1;