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-rw-r--r--fs/ubifs/debug.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index 62911637e12f..12817ffc7345 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -2560,7 +2560,7 @@ static int power_cut_emulated(struct ubifs_info *c, int lnum, int write)
static int corrupt_data(const struct ubifs_info *c, const void *buf,
unsigned int len)
{
- unsigned int from, to, i, ffs = chance(1, 2);
+ unsigned int from, to, ffs = chance(1, 2);
unsigned char *p = (void *)buf;
from = random32() % (len + 1);
@@ -2571,11 +2571,9 @@ static int corrupt_data(const struct ubifs_info *c, const void *buf,
ffs ? "0xFFs" : "random data");
if (ffs)
- for (i = from; i < to; i++)
- p[i] = 0xFF;
+ memset(p + from, 0xFF, to - from);
else
- for (i = from; i < to; i++)
- p[i] = random32() % 0x100;
+ prandom_bytes(p + from, to - from);
return to;
}