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| author | Alan Stern <stern@rowland.harvard.edu> | 2005-10-24 15:38:24 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2005-10-28 16:47:51 -0700 |
| commit | 0a1ef3b5a765a6f20e7b8caf295aad3276243966 (patch) | |
| tree | 31d2bc231306e3ed6ed81512e460e32d00bfc730 /drivers/usb/core/config.c | |
| parent | b724ae77969fd832be71419dca74bece9af287ff (diff) | |
| download | lwn-0a1ef3b5a765a6f20e7b8caf295aad3276243966.tar.gz lwn-0a1ef3b5a765a6f20e7b8caf295aad3276243966.zip | |
[PATCH] usbcore: Use kzalloc instead of kmalloc/memset
This patch (as590) fixes up all the remaining places where usbcore can
use kzalloc rather than kmalloc/memset.
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/core/config.c')
| -rw-r--r-- | drivers/usb/core/config.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index 99595e07b653..63f374e62db2 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -188,10 +188,9 @@ static int usb_parse_interface(struct device *ddev, int cfgno, } len = sizeof(struct usb_host_endpoint) * num_ep; - alt->endpoint = kmalloc(len, GFP_KERNEL); + alt->endpoint = kzalloc(len, GFP_KERNEL); if (!alt->endpoint) return -ENOMEM; - memset(alt->endpoint, 0, len); /* Parse all the endpoint descriptors */ n = 0; @@ -353,10 +352,9 @@ static int usb_parse_configuration(struct device *ddev, int cfgidx, } len = sizeof(*intfc) + sizeof(struct usb_host_interface) * j; - config->intf_cache[i] = intfc = kmalloc(len, GFP_KERNEL); + config->intf_cache[i] = intfc = kzalloc(len, GFP_KERNEL); if (!intfc) return -ENOMEM; - memset(intfc, 0, len); kref_init(&intfc->ref); } @@ -459,16 +457,14 @@ int usb_get_configuration(struct usb_device *dev) } length = ncfg * sizeof(struct usb_host_config); - dev->config = kmalloc(length, GFP_KERNEL); + dev->config = kzalloc(length, GFP_KERNEL); if (!dev->config) goto err2; - memset(dev->config, 0, length); length = ncfg * sizeof(char *); - dev->rawdescriptors = kmalloc(length, GFP_KERNEL); + dev->rawdescriptors = kzalloc(length, GFP_KERNEL); if (!dev->rawdescriptors) goto err2; - memset(dev->rawdescriptors, 0, length); buffer = kmalloc(USB_DT_CONFIG_SIZE, GFP_KERNEL); if (!buffer) |