| Date | Fri, 1 May 2009 10:20:27 +0100 | From | Russell King <> | Subject | Re: [PATCH 17/27] add generic lib/checksum.c |
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On Tue, Mar 31, 2009 at 03:30:31PM +0200, Arnd Bergmann wrote: > +/* > + * copy from fs while checksumming, otherwise like csum_partial > + */ > +__wsum > +csum_partial_copy_from_user(const void __user *src, void *dst, int len, > + __wsum sum, int *csum_err) > +{ > + if (csum_err) > + *csum_err = 0; > + memcpy(dst, src, len);
Since when has 'memcpy' been valid from user addresses?
-- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of:
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