From: Florinel Iordache <florinel.iordache@nxp.com>
Date: Mon, 26 Apr 2021 08:12:53 +0000 (+0300)
Subject: fsl_qbman: qman_debugfs: initialize buffer
X-Git-Tag: rel_imx_5.10.35_2.0.0-somdevices.0~170
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=b1124dd67416ddbd060e20040bb2e1b42d46d55f;p=linux.git

fsl_qbman: qman_debugfs: initialize buffer

Fix Coverity issue Untrusted value as argument: tainted_argument: Calling function copy_from_user taints argument *buf

Signed-off-by: Florinel Iordache <florinel.iordache@nxp.com>
---

diff --git a/drivers/staging/fsl_qbman/qman_debugfs.c b/drivers/staging/fsl_qbman/qman_debugfs.c
index afdc9393c4ac..dc5175f27cde 100644
--- a/drivers/staging/fsl_qbman/qman_debugfs.c
+++ b/drivers/staging/fsl_qbman/qman_debugfs.c
@@ -163,7 +163,7 @@ static const struct mask_to_text stashing_text_list[] = {
 static int user_input_convert(const char __user *user_buf, size_t count,
 				unsigned long *val)
 {
-	char buf[12];
+	char buf[12] = {0};
 
 	if (count > sizeof(buf) - 1)
 		return -EINVAL;