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Commit 7721186f authored by Abir Ghosh's avatar Abir Ghosh Committed by Gerrit - the friendly Code Review server
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qbt1000: Validate FP app name before qseecom_start_app 



Validate the name of the client app before passing it to
qseecom_start_app.

CRs-Fixed: 2006695
Change-Id: I9c6b16050d4f6fc94827021c7b0f2ab292452f60
Signed-off-by: default avatarAbir Ghosh <abirg@codeaurora.org>
parent 84b4ce53

drivers/soc/qcom/qbt1000.c

+8 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ enum sensor_connection_types { 
 * user space will provide new value upon tz app load

 */

static uint32_t g_app_buf_size = SZ_256K;

static char const *const FP_APP_NAME = "fingerpr";



struct qbt1000_drvdata {

	struct class	*qbt1000_class;
@@ -794,6 +795,13 @@ static long qbt1000_ioctl(struct file *file, unsigned cmd, unsigned long arg) 
			goto end;

		}



		if (strcmp(app.name, FP_APP_NAME)) {

			dev_err(drvdata->dev, "%s: Invalid app name\n",

				__func__);

			rc = -EINVAL;

			goto end;

		}



		if (drvdata->app_handle) {

			dev_err(drvdata->dev, "%s: LOAD app already loaded, unloading first\n",

				__func__);