When reading parts of a page we have to limit the maximum bytes copied
the the remaining bytes of a page.
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Cc: Robert Jarzmik <robert.jarzmik@xxxxxxx>
---
drivers/mtd/mtdraw.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/mtd/mtdraw.c b/drivers/mtd/mtdraw.c
index d28ae07..29f6a8c 100644
--- a/drivers/mtd/mtdraw.c
+++ b/drivers/mtd/mtdraw.c
@@ -129,6 +129,7 @@ static ssize_t mtdraw_read(struct cdev *cdev, void *buf, size_t count,
while (ret > 0 && count > 0) {
toread = min_t(int, count, mtd->writesize + mtd->oobsize);
+ toread = min_t(int, toread, mtd->writesize + mtd->oobsize - skip);
ret = mtdraw_read_unaligned(mtd, buf, toread,
skip, numpage++ * mtd->writesize);
buf += ret;
--
1.7.10.4
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