It's OK if the space for a newly-allocated uncached entry actually touches the free cached space boundary. It's only a problem if it would cross it. Signed-off-by: Alex Elder <elder@xxxxxxxxxx> --- drivers/soc/qcom/smem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c index 82f0908b90e1..0ed263055988 100644 --- a/drivers/soc/qcom/smem.c +++ b/drivers/soc/qcom/smem.c @@ -375,7 +375,7 @@ static int qcom_smem_alloc_private(struct qcom_smem *smem, /* Check that we don't grow into the cached region */ alloc_size = sizeof(*hdr) + ALIGN(size, 8); - if ((void *)hdr + alloc_size >= cached) { + if ((void *)hdr + alloc_size > cached) { dev_err(smem->dev, "Out of memory\n"); return -ENOSPC; } -- 2.14.1 -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html