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| author | Mika Kuoppala <mika.kuoppala@intel.com> | 2014-04-10 17:51:39 +0300 |
|---|---|---|
| committer | Mika Kuoppala <mika.kuoppala@intel.com> | 2014-04-10 17:53:08 +0300 |
| commit | 99b8f807010483128f10f7934a864c78b4438b34 (patch) | |
| tree | 7e615027c180fc3ff6109603adc2424e0898df2d /tests/gem_reset_stats.c | |
| parent | 53ad1e4a7040c57355b57fc3cdc8d9a003687a32 (diff) | |
tests/gem_reset_stats: fix length check in inject_hang
To avoid writing past the batch end.
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Diffstat (limited to 'tests/gem_reset_stats.c')
| -rw-r--r-- | tests/gem_reset_stats.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/gem_reset_stats.c b/tests/gem_reset_stats.c index c69059bc..c2277987 100644 --- a/tests/gem_reset_stats.c +++ b/tests/gem_reset_stats.c @@ -295,7 +295,7 @@ static int inject_hang_ring(int fd, int ctx, int ring, bool ignore_ban_error) for (i = 0; i < ITEMS; i++) buf[i] = MI_NOOP; - roff = random() % (ITEMS - cmd_len); + roff = random() % (ITEMS - cmd_len - 1); buf[roff] = MI_BATCH_BUFFER_START | (cmd_len - 2); buf[roff + 1] = (gtt_off & 0xfffffffc) + (roff << 2); if (cmd_len == 3) |