s390/pkey: fix kzalloc-simple.cocci warnings

drivers/s390/crypto/pkey_api.c:128:11-18: WARNING:
kzalloc should be used for cprbmem, instead of kmalloc/memset

Use kzalloc rather than kmalloc followed by memset with 0

Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
Signed-off-by: Harald Freudenberger <freude@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/drivers/s390/crypto/pkey_api.c b/drivers/s390/crypto/pkey_api.c
index f61fa47..8dda5bb 100644 (file)
--- a/drivers/s390/crypto/pkey_api.c
+++ b/drivers/s390/crypto/pkey_api.c
@@ -125,10 +125,9 @@ static int alloc_and_prep_cprbmem(size_t paramblen,
         * allocate consecutive memory for request CPRB, request param
         * block, reply CPRB and reply param block
         */
-       cprbmem = kmalloc(2 * cprbplusparamblen, GFP_KERNEL);
+       cprbmem = kzalloc(2 * cprbplusparamblen, GFP_KERNEL);
        if (!cprbmem)
                return -ENOMEM;
-       memset(cprbmem, 0, 2 * cprbplusparamblen);
 
        preqcblk = (struct CPRBX *) cprbmem;
        prepcblk = (struct CPRBX *) (cprbmem + cprbplusparamblen);