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[v2,2/2] Bluetooth: hci_core: Prefer array indexing over pointer arithmetic

Message ID AS8PR02MB72370994136D06FC99680CC88BEF2@AS8PR02MB7237.eurprd02.prod.outlook.com (mailing list archive)
State Accepted
Commit 68b1e55bdf24a66db7a93e25cd03e615deee2fb5
Headers show
Series Bluetooth: hci_core: Refactor hci_get_dev_list() function | expand

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Context Check Description
tedd_an/pre-ci_am success Success
tedd_an/CheckPatch success CheckPatch PASS
tedd_an/GitLint success Gitlint PASS
tedd_an/SubjectPrefix success Gitlint PASS
tedd_an/IncrementalBuild success Incremental Build PASS

Commit Message

Erick Archer May 18, 2024, 8:30 a.m. UTC 
Refactor the list_for_each_entry() loop of hci_get_dev_list()
function to use array indexing instead of pointer arithmetic.

This way, the code is more readable and idiomatic.

Reviewed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Erick Archer <erick.archer@outlook.com>
---
 net/bluetooth/hci_core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 81fe0958056d..b3ee9ff17624 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -864,8 +864,8 @@  int hci_get_dev_list(void __user *arg)
 		if (hci_dev_test_flag(hdev, HCI_AUTO_OFF))
 			flags &= ~BIT(HCI_UP);
 
-		(dr + n)->dev_id  = hdev->id;
-		(dr + n)->dev_opt = flags;
+		dr[n].dev_id  = hdev->id;
+		dr[n].dev_opt = flags;
 
 		if (++n >= dev_num)
 			break;