diff options
Diffstat (limited to 'drivers/crypto/hisilicon/qm.h')
| -rw-r--r-- | drivers/crypto/hisilicon/qm.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/crypto/hisilicon/qm.h b/drivers/crypto/hisilicon/qm.h index 6773f444d150..0420f4ce7197 100644 --- a/drivers/crypto/hisilicon/qm.h +++ b/drivers/crypto/hisilicon/qm.h @@ -79,7 +79,7 @@ #define QM_BASE_CE QM_ECC_1BIT #define QM_Q_DEPTH 1024 - +#define QM_MIN_QNUM 2 #define HISI_ACC_SGL_SGE_NR_MAX 255 /* page number for queue file region */ @@ -309,7 +309,7 @@ static inline int q_num_set(const char *val, const struct kernel_param *kp, } ret = kstrtou32(val, 10, &n); - if (ret || !n || n > q_num) + if (ret || n < QM_MIN_QNUM || n > q_num) return -EINVAL; return param_set_int(val, kp); |