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usb: core: Move variable initialization to appropriate place

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It is better to initialize the variable 'cfgno' in the for loop than
at the current place.

Signed-off-by: Suwan Kim <suwan.kim027@gmail.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Suwan Kim 2019-01-30 23:48:28 +09:00 committed by Greg Kroah-Hartman
parent a2fd23b937
commit 1760435d61
1 changed files with 1 additions and 2 deletions
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3
drivers/usb/core/config.c
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@ -805,7 +805,6 @@ int usb_get_configuration(struct usb_device *dev)
unsigned char *bigbuffer;
struct usb_config_descriptor *desc;
cfgno = 0;
if (ncfg > USB_MAXCONFIG) {
dev_warn(ddev, "too many configurations: %d, "
"using maximum allowed: %d\n", ncfg, USB_MAXCONFIG);
@ -831,7 +830,7 @@ int usb_get_configuration(struct usb_device *dev)
if (!desc)
goto err2;
for (; cfgno < ncfg; cfgno++) {
for (cfgno = 0; cfgno < ncfg; cfgno++) {
/* We grab just the first descriptor so we know how long
* the whole configuration is */
result = usb_get_descriptor(dev, USB_DT_CONFIG, cfgno,