From: Kevin Hilman Date: Fri, 13 Feb 2009 19:36:37 +0000 (-0800) Subject: ASoC: Fix DaVinci module unload error X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?p=linux-2.6-omap-h63xx.git;a=commitdiff_plain;h=bf3dbe5c8c4b85f98c36d35432efa6573b75e6d3 ASoC: Fix DaVinci module unload error Fix for the error when the audio module is unloaded. On unregistering the platform_device, platform_device_release will free the platform data.If platform data is static the kernel panics when it is freed. Instead use the platform device helper function to add data. This change has been tested on DM644x EVM, DM644x SFFSDR and DM355 EVM. Signed-off-by: Chaithrika U S Signed-off-by: Kevin Hilman Signed-off-by: Mark Brown --- diff --git a/sound/soc/davinci/davinci-evm.c b/sound/soc/davinci/davinci-evm.c index 54851f31856..9b90b347007 100644 --- a/sound/soc/davinci/davinci-evm.c +++ b/sound/soc/davinci/davinci-evm.c @@ -186,7 +186,8 @@ static int __init evm_init(void) platform_set_drvdata(evm_snd_device, &evm_snd_devdata); evm_snd_devdata.dev = &evm_snd_device->dev; - evm_snd_device->dev.platform_data = &evm_snd_data; + platform_device_add_data(evm_snd_device, &evm_snd_data, + sizeof(evm_snd_data)); ret = platform_device_add_resources(evm_snd_device, evm_snd_resources, ARRAY_SIZE(evm_snd_resources)); diff --git a/sound/soc/davinci/davinci-sffsdr.c b/sound/soc/davinci/davinci-sffsdr.c index 50baef1fe5b..0bf81abba8c 100644 --- a/sound/soc/davinci/davinci-sffsdr.c +++ b/sound/soc/davinci/davinci-sffsdr.c @@ -141,7 +141,8 @@ static int __init sffsdr_init(void) platform_set_drvdata(sffsdr_snd_device, &sffsdr_snd_devdata); sffsdr_snd_devdata.dev = &sffsdr_snd_device->dev; - sffsdr_snd_device->dev.platform_data = &sffsdr_snd_data; + platform_device_add_data(sffsdr_snd_device, &sffsdr_snd_data, + sizeof(sffsdr_snd_data)); ret = platform_device_add_resources(sffsdr_snd_device, sffsdr_snd_resources,