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Add mac not NULL check before calling memset

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Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
This commit is contained in:
Thomas Daubney 2024-02-01 19:00:26 +00:00
parent 301491d70c
commit 480347d682
1 changed files with 1 additions and 1 deletions
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2
library/psa_crypto.c
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@ -2687,7 +2687,7 @@ exit:
operation->mac_size = 0;
}
if (mac_size > operation->mac_size) {
if ((mac != NULL) && (mac_size > operation->mac_size)) {
memset(&mac[operation->mac_size], '!',
mac_size - operation->mac_size);
}