Bluetooth: host: Fix scan info dangling pointer #48727
Merged
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Clear pointer to the le_adv_recv() stack frame before returning to the
calling function. This fixes a potential compiler warning newer gcc
versions.
zephyr/subsys/bluetooth/host/scan.c: In function ‘le_adv_recv’:
zephyr/subsys/bluetooth/host/scan.c:463:20: error: storing the address
of local variable ‘id_addr’ in ‘*info.addr’ [-Werror=dangling-pointer=]
463 | info->addr = &id_addr;
| ~~~~~~~~~~~^~~~~~~~~~
zephyr/subsys/bluetooth/host/scan.c:439:22: note: ‘id_addr’ declared here
439 | bt_addr_le_t id_addr;
| ^~~~~~~
Fixes zephyrproject-rtos#48459
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
49 tasks
alwa-nordic
approved these changes
Aug 5, 2022
stephanosio
approved these changes
Aug 5, 2022
joerchan
approved these changes
Aug 5, 2022
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
6 participants
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Clear pointer to the le_adv_recv() stack frame before returning to the
calling function. This fixes a potential compiler warning newer gcc
versions.
zephyr/subsys/bluetooth/host/scan.c: In function ‘le_adv_recv’:
zephyr/subsys/bluetooth/host/scan.c:463:20: error: storing the address
of local variable ‘id_addr’ in ‘*info.addr’ [-Werror=dangling-pointer=]
463 | info->addr = &id_addr;
| ~~~~~~~~~~~^~~~~~~~~~
zephyr/subsys/bluetooth/host/scan.c:439:22: note: ‘id_addr’ declared here
439 | bt_addr_le_t id_addr;
| ^~~~~~~
Fixes #48459
Signed-off-by: Johan Hedberg johan.hedberg@intel.com