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ASoC: Intel: Skylake: Fix a shift wrapping bug

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commit c8eabf821c upstream.

"*val" is a u64.  It definitely looks like we intend to use the high 32
bits as well.

Fixes: 700a9a63f9 ("ASoC: Intel: Skylake: Add module instance id generation APIs")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Tested-by: Kranthi G <gudishax.kranthikumar@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dan Carpenter
2016-10-13 11:55:48 +03:00
committed by Greg Kroah-Hartman
parent d61a969f0e
commit 574bac4f40
1 changed files with 1 additions and 1 deletions
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2
sound/soc/intel/skylake/skl-sst-utils.c
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@@ -179,7 +179,7 @@ static inline int skl_getid_32(struct uuid_module *module, u64 *val,
index = ffz(mask_val);
pvt_id = index + word1_mask + word2_mask;
if (pvt_id <= (max_inst - 1)) {
*val |= 1 << (index + word1_mask);
*val |= 1ULL << (index + word1_mask);
return pvt_id;
}
}