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| author | Harald Freudenberger <freude@linux.ibm.com> | 2020-06-30 09:54:50 +0200 |
|---|---|---|
| committer | Heiko Carstens <heiko.carstens@de.ibm.com> | 2020-07-03 10:49:27 +0200 |
| commit | 47c07bffeb32aa2a8e798d8ce25fa693e1364e11 (patch) | |
| tree | 6ab1a1da7a7c73bd9437c70f27fd19252a0e21d7 /drivers/s390/crypto | |
| parent | c6337c6e89a695819d94949a7170e1bd0d131e31 (diff) | |
s390/zcrypt: fix smatch warnings
Fix these smatch warnings:
zcrypt_api.c:986 _zcrypt_send_ep11_cprb() error: uninitialized symbol 'pref_weight'.
zcrypt_api.c:1008 _zcrypt_send_ep11_cprb() error: uninitialized symbol 'weight'.
zcrypt_api.c:676 zcrypt_rsa_modexpo() error: uninitialized symbol 'pref_weight'.
zcrypt_api.c:694 zcrypt_rsa_modexpo() error: uninitialized symbol 'weight'.
zcrypt_api.c:760 zcrypt_rsa_crt() error: uninitialized symbol 'pref_weight'.
zcrypt_api.c:778 zcrypt_rsa_crt() error: uninitialized symbol 'weight'.
zcrypt_api.c:824 _zcrypt_send_cprb() warn: always true condition '(tdom >= 0) => (0-u16max >= 0)'
zcrypt_api.c:846 _zcrypt_send_cprb() error: uninitialized symbol 'pref_weight'.
zcrypt_api.c:867 _zcrypt_send_cprb() error: uninitialized symbol 'weight'.
zcrypt_api.c:1065 zcrypt_rng() error: uninitialized symbol 'pref_weight'.
zcrypt_api.c:1079 zcrypt_rng() error: uninitialized symbol 'weight'.
zcrypt_cex4.c:251 ep11_card_op_modes_show() warn: should '(1 << ep11_op_modes[i]->mode_bit)' be a 64 bit type?
zcrypt_cex4.c:346 ep11_queue_op_modes_show() warn: should '(1 << ep11_op_modes[i]->mode_bit)' be a 64 bit type?
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Harald Freudenberger <freude@linux.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'drivers/s390/crypto')
| -rw-r--r-- | drivers/s390/crypto/zcrypt_api.c | 12 | ||||
| -rw-r--r-- | drivers/s390/crypto/zcrypt_cex4.c | 4 |
2 files changed, 8 insertions, 8 deletions
diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index 56a405dce8bc..7775ff84f223 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -634,7 +634,7 @@ static long zcrypt_rsa_modexpo(struct ap_perms *perms, { struct zcrypt_card *zc, *pref_zc; struct zcrypt_queue *zq, *pref_zq; - unsigned int weight, pref_weight; + unsigned int weight = 0, pref_weight = 0; unsigned int func_code; int qid = 0, rc = -ENODEV; struct module *mod; @@ -718,7 +718,7 @@ static long zcrypt_rsa_crt(struct ap_perms *perms, { struct zcrypt_card *zc, *pref_zc; struct zcrypt_queue *zq, *pref_zq; - unsigned int weight, pref_weight; + unsigned int weight = 0, pref_weight = 0; unsigned int func_code; int qid = 0, rc = -ENODEV; struct module *mod; @@ -803,7 +803,7 @@ static long _zcrypt_send_cprb(struct ap_perms *perms, struct zcrypt_card *zc, *pref_zc; struct zcrypt_queue *zq, *pref_zq; struct ap_message ap_msg; - unsigned int weight, pref_weight; + unsigned int weight = 0, pref_weight = 0; unsigned int func_code; unsigned short *domain, tdom; int qid = 0, rc = -ENODEV; @@ -822,7 +822,7 @@ static long _zcrypt_send_cprb(struct ap_perms *perms, * domain but a control only domain, use the default domain as target. */ tdom = *domain; - if (tdom >= 0 && tdom < AP_DOMAINS && + if (tdom < AP_DOMAINS && !ap_test_config_usage_domain(tdom) && ap_test_config_ctrl_domain(tdom) && ap_domain_index >= 0) @@ -931,7 +931,7 @@ static long _zcrypt_send_ep11_cprb(struct ap_perms *perms, struct zcrypt_queue *zq, *pref_zq; struct ep11_target_dev *targets; unsigned short target_num; - unsigned int weight, pref_weight; + unsigned int weight = 0, pref_weight = 0; unsigned int func_code; struct ap_message ap_msg; int qid = 0, rc = -ENODEV; @@ -1040,7 +1040,7 @@ static long zcrypt_rng(char *buffer) { struct zcrypt_card *zc, *pref_zc; struct zcrypt_queue *zq, *pref_zq; - unsigned int weight, pref_weight; + unsigned int weight = 0, pref_weight = 0; unsigned int func_code; struct ap_message ap_msg; unsigned int domain; diff --git a/drivers/s390/crypto/zcrypt_cex4.c b/drivers/s390/crypto/zcrypt_cex4.c index cdaa8348ad04..337ec71ddb58 100644 --- a/drivers/s390/crypto/zcrypt_cex4.c +++ b/drivers/s390/crypto/zcrypt_cex4.c @@ -250,7 +250,7 @@ static ssize_t ep11_card_op_modes_show(struct device *dev, ep11_get_card_info(ac->id, &ci, zc->online); for (i = 0; ep11_op_modes[i].mode_txt; i++) { - if (ci.op_mode & (1 << ep11_op_modes[i].mode_bit)) { + if (ci.op_mode & (1ULL << ep11_op_modes[i].mode_bit)) { if (n > 0) buf[n++] = ' '; n += scnprintf(buf + n, PAGE_SIZE - n, @@ -345,7 +345,7 @@ static ssize_t ep11_queue_op_modes_show(struct device *dev, &di); for (i = 0; ep11_op_modes[i].mode_txt; i++) { - if (di.op_mode & (1 << ep11_op_modes[i].mode_bit)) { + if (di.op_mode & (1ULL << ep11_op_modes[i].mode_bit)) { if (n > 0) buf[n++] = ' '; n += scnprintf(buf + n, PAGE_SIZE - n, |