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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2021-03-29 09:08:01 +0300 |
|---|---|---|
| committer | Mika Westerberg <mika.westerberg@linux.intel.com> | 2021-03-30 13:38:10 +0300 |
| commit | 08fe7ae1857080f5075df5ac7fef2ecd4e289117 (patch) | |
| tree | 3cb7e14240e814cc04379132a6c6da31a726faed /drivers/thunderbolt | |
| parent | bec4d7c93afc07dd0454ae41c559513f858cfb83 (diff) | |
| download | linux-stable-08fe7ae1857080f5075df5ac7fef2ecd4e289117.tar.gz linux-stable-08fe7ae1857080f5075df5ac7fef2ecd4e289117.tar.bz2 linux-stable-08fe7ae1857080f5075df5ac7fef2ecd4e289117.zip | |
thunderbolt: Fix off by one in tb_port_find_retimer()
This array uses 1-based indexing so it corrupts memory one element
beyond of the array. Fix it by making the array one element larger.
Fixes: dacb12877d92 ("thunderbolt: Add support for on-board retimers")
Cc: stable@vger.kernel.org
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Diffstat (limited to 'drivers/thunderbolt')
| -rw-r--r-- | drivers/thunderbolt/retimer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/thunderbolt/retimer.c b/drivers/thunderbolt/retimer.c index 7a5d61604c8b..c44fad2b9fbb 100644 --- a/drivers/thunderbolt/retimer.c +++ b/drivers/thunderbolt/retimer.c @@ -406,7 +406,7 @@ static struct tb_retimer *tb_port_find_retimer(struct tb_port *port, u8 index) */ int tb_retimer_scan(struct tb_port *port) { - u32 status[TB_MAX_RETIMER_INDEX] = {}; + u32 status[TB_MAX_RETIMER_INDEX + 1] = {}; int ret, i, last_idx = 0; if (!port->cap_usb4) |