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Subject[PATCH 15/17] drivers/staging: Use memcpy_to/from_page()
Date
From: Ira Weiny <ira.weiny@intel.com>

Remove kmap/mem*()/kunmap pattern and use memcpy_to/from_page()

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
---
drivers/staging/rts5208/rtsx_transport.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/rts5208/rtsx_transport.c b/drivers/staging/rts5208/rtsx_transport.c
index 909a3e663ef6..e0e52bae953e 100644
--- a/drivers/staging/rts5208/rtsx_transport.c
+++ b/drivers/staging/rts5208/rtsx_transport.c
@@ -92,13 +92,13 @@ unsigned int rtsx_stor_access_xfer_buf(unsigned char *buffer,
while (sglen > 0) {
unsigned int plen = min(sglen, (unsigned int)
PAGE_SIZE - poff);
- unsigned char *ptr = kmap(page);

if (dir == TO_XFER_BUF)
- memcpy(ptr + poff, buffer + cnt, plen);
+ memcpy_to_page(page, poff,
+ buffer + cnt, plen);
else
- memcpy(buffer + cnt, ptr + poff, plen);
- kunmap(page);
+ memcpy_from_page(buffer + cnt, page,
+ poff, plen);

/* Start at the beginning of the next page */
poff = 0;
--
2.28.0.rc0.12.gb6a658bd00c9
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