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tpm_crb_ffa: Remove memset usage

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Simplify initialization of `ffa_send_direct_data2` and
`ffa_send_direct_data` structures by using designated initializers
instead of `memset()` followed by field assignments, reducing code size
and improving readability.

Signed-off-by: Prachotan Bathi <prachotan.bathi@arm.com>
Suggested-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
This commit is contained in:
Prachotan Bathi
2025-07-08 17:51:50 -05:00
committed by Jarkko Sakkinen
parent 8b325091b7
commit 586dafcdbc
1 changed files with 9 additions and 14 deletions
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23
drivers/char/tpm/tpm_crb_ffa.c
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@@ -203,26 +203,21 @@ static int __tpm_crb_ffa_send_receive(unsigned long func_id,
msg_ops = tpm_crb_ffa->ffa_dev->ops->msg_ops;
if (ffa_partition_supports_direct_req2_recv(tpm_crb_ffa->ffa_dev)) {
memset(&tpm_crb_ffa->direct_msg_data2, 0x00,
sizeof(struct ffa_send_direct_data2));
tpm_crb_ffa->direct_msg_data2.data[0] = func_id;
tpm_crb_ffa->direct_msg_data2.data[1] = a0;
tpm_crb_ffa->direct_msg_data2.data[2] = a1;
tpm_crb_ffa->direct_msg_data2.data[3] = a2;
tpm_crb_ffa->direct_msg_data2 = (struct ffa_send_direct_data2){
.data = { func_id, a0, a1, a2 },
};
ret = msg_ops->sync_send_receive2(tpm_crb_ffa->ffa_dev,
&tpm_crb_ffa->direct_msg_data2);
if (!ret)
ret = tpm_crb_ffa_to_linux_errno(tpm_crb_ffa->direct_msg_data2.data[0]);
} else {
memset(&tpm_crb_ffa->direct_msg_data, 0x00,
sizeof(struct ffa_send_direct_data));
tpm_crb_ffa->direct_msg_data.data1 = func_id;
tpm_crb_ffa->direct_msg_data.data2 = a0;
tpm_crb_ffa->direct_msg_data.data3 = a1;
tpm_crb_ffa->direct_msg_data.data4 = a2;
tpm_crb_ffa->direct_msg_data = (struct ffa_send_direct_data){
.data1 = func_id,
.data2 = a0,
.data3 = a1,
.data4 = a2,
};
ret = msg_ops->sync_send_receive(tpm_crb_ffa->ffa_dev,
&tpm_crb_ffa->direct_msg_data);