staging: wilc1000: remove WILC_memcpy function (f78d5f80) · Commits · 戴 / test

drivers/staging/wilc1000/wilc_strutils.h

+0 −30

Original line number	Diff line number	Diff line
		@@ -27,36 +27,6 @@
		*/
		void WILC_memcpy_INTERNAL(void pvTarget, const void pvSource, u32 u32Count);

		/*!
		* @brief Copies the contents of a memory buffer into another
		* @param[in] pvTarget the target buffer to which the data is copied into
		* @param[in] pvSource pointer to the second memory location
		* @param[in] u32Count the size of the data to copy
		* @return WILC_SUCCESS if copy is successfully handeled
		* WILC_FAIL if copy failed
		* @note this function repeats the functionality of standard memcpy,
		* however memcpy is undefined if the two buffers overlap but this
		* implementation will check for overlap and report error
		* @author syounan
		* @date 18 Aug 2010
		* @version 1.0
		*/
		static WILC_ErrNo WILC_memcpy(void pvTarget, const void pvSource, u32 u32Count)
		{
		if (
		(((u8 )pvTarget <= (u8 )pvSource)
		&& (((u8 )pvTarget + u32Count) > (u8 )pvSource))

		\|\| (((u8 )pvSource <= (u8 )pvTarget)
		&& (((u8 )pvSource + u32Count) > (u8 )pvTarget))
		) {
		/* ovelapped memory, return Error */
		return WILC_FAIL;
		} else {
		WILC_memcpy_INTERNAL(pvTarget, pvSource, u32Count);
		return WILC_SUCCESS;
		}
		}