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staging/easycap: don't mask return value of usb_control_msg() by 0xFF

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masking return value of usb_control_msg() will mask negative
error values into positive.

Cc: Mike Thomas <rmthomas@sciolus.org>
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Reviewed-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Tomas Winkler 2011-02-10 14:55:23 +02:00 committed by Greg Kroah-Hartman
parent 72075789ea
commit ccb6d2e5dc
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/easycap/easycap_low.c
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@ -270,7 +270,7 @@ static int regget(struct usb_device *pusb_device,
0x00,
index, reg, reg_size, 50000);
return 0xFF & rc;
return rc;
}
static int regset(struct usb_device *pusb_device, u16 index, u16 value)