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Commit 9cb71d37 authored by Shaoqing Liu's avatar Shaoqing Liu Committed by Srinivasarao P
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soc: qcom: dcc: Avoid huge memory allcation 



Check size of DCC configuration. Limit the size according
to SRAM size.

CRs-Fixed: 2224975
Change-Id: I40f4211468c93ece42b85e1f2d326b16965bce22
Signed-off-by: default avatarShaoqing Liu <shaoqingliu@codeaurora.org>
Signed-off-by: default avatarSrinivasarao P <spathi@codeaurora.org>
parent 21d578aa

drivers/soc/qcom/dcc.c

+2 −1
Original line number Diff line number Diff line
@@ -722,7 +722,8 @@ static int dcc_config_add(struct dcc_drvdata *drvdata, unsigned int addr, 


	mutex_lock(&drvdata->mutex);



	if (!len) {

	/* Check the len to avoid allocate huge memory */

	if (!len || len > (drvdata->ram_size / 8)) {

		dev_err(drvdata->dev, "DCC: Invalid length!\n");

		ret = -EINVAL;

		goto err;