mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-15 00:04:15 +08:00
crypto: brcm - Avoid double free in ahash_finup()
In Broadcom SPU driver, in case where incremental hash is done in software in ahash_finup(), tmpbuf was freed twice. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Rob Rice <rob.rice@broadcom.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
parent
eafa26696a
commit
dcd36c436c
@ -2331,7 +2331,6 @@ static int ahash_finup(struct ahash_request *req)
|
||||
/* Call synchronous update */
|
||||
ret = crypto_shash_finup(ctx->shash, tmpbuf, req->nbytes,
|
||||
req->result);
|
||||
kfree(tmpbuf);
|
||||
} else {
|
||||
/* Otherwise call the internal function which uses SPU hw */
|
||||
return __ahash_finup(req);
|
||||
|
Loading…
Reference in New Issue
Block a user