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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2018-11-23 10:15:05 +0300 |
|---|---|---|
| committer | Boris Brezillon <boris.brezillon@bootlin.com> | 2018-12-05 19:22:58 +0300 |
| commit | afe120c777b7a6aa23b8c8a5fedae9201a7ced0c (patch) | |
| tree | 173cdf60443a7c93e508689e48ff624b6e283147 /drivers/i3c | |
| parent | 840414ae59d8858bca0a704e7f9c910d661348d7 (diff) | |
| download | linux-afe120c777b7a6aa23b8c8a5fedae9201a7ced0c.tar.xz | |
ic3: off by one in mode_show()
This should be >= ARRAY_SIZE() to avoid reading one element beyond the
end of the array.
Fixes: 3a379bbcea0a ("i3c: Add core I3C infrastructure")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Diffstat (limited to 'drivers/i3c')
| -rw-r--r-- | drivers/i3c/master.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c index bda4b9613e53..c39f89d2deba 100644 --- a/drivers/i3c/master.c +++ b/drivers/i3c/master.c @@ -475,7 +475,7 @@ static ssize_t mode_show(struct device *dev, i3c_bus_normaluse_lock(i3cbus); if (i3cbus->mode < 0 || - i3cbus->mode > ARRAY_SIZE(i3c_bus_mode_strings) || + i3cbus->mode >= ARRAY_SIZE(i3c_bus_mode_strings) || !i3c_bus_mode_strings[i3cbus->mode]) ret = sprintf(buf, "unknown\n"); else |