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authorAkinobu Mita <akinobu.mita@gmail.com>2012-12-17 16:04:32 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-12-17 17:15:26 -0800
commit7e45bf83f4cee68f0cfa9599007f8e089ea53365 (patch)
tree9edd6626c79531487ce7f2ee93642aca9935c8e3 /drivers
parent8376d0bccde3cf739649ea8559f7bedb4b5583b7 (diff)
mtd: nandsim: use prandom_bytes
This also removes unnecessary memset call which is immediately overwritten with random bytes. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Laight <david.laight@aculab.com> Cc: Eilon Greenstein <eilong@broadcom.com> Cc: Michel Lespinasse <walken@google.com> Cc: Robert Love <robert.w.love@intel.com> Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mtd/nand/nandsim.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c
index a932c485eb04..c3c13e64a2f0 100644
--- a/drivers/mtd/nand/nandsim.c
+++ b/drivers/mtd/nand/nandsim.c
@@ -1397,10 +1397,7 @@ int do_read_error(struct nandsim *ns, int num)
unsigned int page_no = ns->regs.row;
if (read_error(page_no)) {
- int i;
- memset(ns->buf.byte, 0xFF, num);
- for (i = 0; i < num; ++i)
- ns->buf.byte[i] = random32();
+ prandom_bytes(ns->buf.byte, num);
NS_WARN("simulating read error in page %u\n", page_no);
return 1;
}