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path: root/drivers/crypto/intel/iaa/iaa_crypto_main.c
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Diffstat (limited to 'drivers/crypto/intel/iaa/iaa_crypto_main.c')
-rw-r--r--drivers/crypto/intel/iaa/iaa_crypto_main.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/crypto/intel/iaa/iaa_crypto_main.c b/drivers/crypto/intel/iaa/iaa_crypto_main.c
index 1cd304de53881..b2191ade9011c 100644
--- a/drivers/crypto/intel/iaa/iaa_crypto_main.c
+++ b/drivers/crypto/intel/iaa/iaa_crypto_main.c
@@ -806,6 +806,8 @@ static int save_iaa_wq(struct idxd_wq *wq)
return -EINVAL;
cpus_per_iaa = (nr_nodes * nr_cpus_per_node) / nr_iaa;
+ if (!cpus_per_iaa)
+ cpus_per_iaa = 1;
out:
return 0;
}
@@ -821,10 +823,12 @@ static void remove_iaa_wq(struct idxd_wq *wq)
}
}
- if (nr_iaa)
+ if (nr_iaa) {
cpus_per_iaa = (nr_nodes * nr_cpus_per_node) / nr_iaa;
- else
- cpus_per_iaa = 0;
+ if (!cpus_per_iaa)
+ cpus_per_iaa = 1;
+ } else
+ cpus_per_iaa = 1;
}
static int wq_table_add_wqs(int iaa, int cpu)