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authorPrachotan Bathi <prachotan.bathi@arm.com>2025-07-08 17:51:50 -0500
committerJarkko Sakkinen <jarkko@kernel.org>2025-07-23 02:31:29 +0300
commit586dafcdbc5004266a74bc280281e4ee92488633 (patch)
tree3dce9b9a1123abb2089339f98964f93a0317feb1 /drivers/char
parenttpm_crb_ffa: Fix typos in function name (diff)
downloadlinux-586dafcdbc5004266a74bc280281e4ee92488633.tar.gz
linux-586dafcdbc5004266a74bc280281e4ee92488633.zip
tpm_crb_ffa: Remove memset usage
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>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/tpm/tpm_crb_ffa.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/char/tpm/tpm_crb_ffa.c b/drivers/char/tpm/tpm_crb_ffa.c
index a4e7fcfa223a..afa341946f4e 100644
--- a/drivers/char/tpm/tpm_crb_ffa.c
+++ b/drivers/char/tpm/tpm_crb_ffa.c
@@ -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);