diff options
Diffstat (limited to 'drivers/crypto/amcc/crypto4xx_core.c')
-rw-r--r-- | drivers/crypto/amcc/crypto4xx_core.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c index 58a630e55d5d..62134c8a2260 100644 --- a/drivers/crypto/amcc/crypto4xx_core.c +++ b/drivers/crypto/amcc/crypto4xx_core.c @@ -781,6 +781,10 @@ u32 crypto4xx_build_pd(struct crypto_async_request *req, /* figure how many gd is needed */ num_gd = sg_nents_for_len(src, datalen); + if ((int)num_gd < 0) { + dev_err(dev->core_dev->device, "Invalid number of src SG.\n"); + return -EINVAL; + } if (num_gd == 1) num_gd = 0; |