| Message ID | 1389243640-13282-1-git-send-email-ch.naveen@samsung.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c index 7c31a5f..220f123 100644 --- a/drivers/crypto/s5p-sss.c +++ b/drivers/crypto/s5p-sss.c @@ -398,8 +398,9 @@ static void s5p_set_aes(struct s5p_aes_dev *dev, struct samsung_aes_varient *var = dev->varient; void __iomem *keystart; - memcpy(dev->ioaddr + SSS_REG_AES_IV_DATA - (var->aes_offset, 0), iv, 0x10); + if (iv) + memcpy(dev->ioaddr + SSS_REG_AES_IV_DATA + (var->aes_offset, 0), iv, 0x10); if (keylen == AES_KEYSIZE_256) keystart = dev->ioaddr +
This patch adds code to validate "iv" buffer before trying to memcpy the contents Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> --- Changes since v1: None drivers/crypto/s5p-sss.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)