diff options
| author | Jocelyn Falempe <[email protected]> | 2023-07-11 11:20:43 +0200 |
|---|---|---|
| committer | Jocelyn Falempe <[email protected]> | 2023-07-13 15:54:54 +0200 |
| commit | c2a88e8bdf5f6239948d75283d0ae7e0c7945b03 (patch) | |
| tree | 92cf683befe7cefdf19260fc90674c78509e5b26 /lib/test_fortify/write_overflow-strncpy-src.c | |
| parent | 835a65f51790e1f72b1ab106ec89db9ac15b47d6 (diff) | |
drm/client: Fix memory leak in drm_client_target_cloned
dmt_mode is allocated and never freed in this function.
It was found with the ast driver, but most drivers using generic fbdev
setup are probably affected.
This fixes the following kmemleak report:
backtrace:
[<00000000b391296d>] drm_mode_duplicate+0x45/0x220 [drm]
[<00000000e45bb5b3>] drm_client_target_cloned.constprop.0+0x27b/0x480 [drm]
[<00000000ed2d3a37>] drm_client_modeset_probe+0x6bd/0xf50 [drm]
[<0000000010e5cc9d>] __drm_fb_helper_initial_config_and_unlock+0xb4/0x2c0 [drm_kms_helper]
[<00000000909f82ca>] drm_fbdev_client_hotplug+0x2bc/0x4d0 [drm_kms_helper]
[<00000000063a69aa>] drm_client_register+0x169/0x240 [drm]
[<00000000a8c61525>] ast_pci_probe+0x142/0x190 [ast]
[<00000000987f19bb>] local_pci_probe+0xdc/0x180
[<000000004fca231b>] work_for_cpu_fn+0x4e/0xa0
[<0000000000b85301>] process_one_work+0x8b7/0x1540
[<000000003375b17c>] worker_thread+0x70a/0xed0
[<00000000b0d43cd9>] kthread+0x29f/0x340
[<000000008d770833>] ret_from_fork+0x1f/0x30
unreferenced object 0xff11000333089a00 (size 128):
cc: <[email protected]>
Fixes: 1d42bbc8f7f9 ("drm/fbdev: fix cloning on fbcon")
Reported-by: Zhang Yi <[email protected]>
Signed-off-by: Jocelyn Falempe <[email protected]>
Reviewed-by: Javier Martinez Canillas <[email protected]>
Reviewed-by: Thomas Zimmermann <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Diffstat (limited to 'lib/test_fortify/write_overflow-strncpy-src.c')
0 files changed, 0 insertions, 0 deletions