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tests/gem_reset_stats: fix length check in inject_hang

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To avoid writing past the batch end.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
This commit is contained in:
Mika Kuoppala 2014-04-10 17:51:39 +03:00
parent 53ad1e4a70
commit 99b8f80701
1 changed files with 1 additions and 1 deletions
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tests/gem_reset_stats.c
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@ -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)