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[1/3] crypto: hisilicon/qm - increase the memory of local variables

Message ID 20221014093807.3101-2-yekai13@huawei.com
State Accepted
Commit 3efe90af4c0c46c58dba1b306de142827153d9c0
Headers show
Series crypto:hisilicon/qm - some misc-fixes by fuzz test | expand

Commit Message

yekai (A) Oct. 14, 2022, 9:38 a.m. UTC 
Increase the buffer to prevent stack overflow by fuzz test.

Signed-off-by: Kai Ye <yekai13@huawei.com>
---
 drivers/crypto/hisilicon/qm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index 8b387de69d22..335e58018a31 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -250,7 +250,6 @@ 
 #define QM_QOS_MIN_CIR_B		100
 #define QM_QOS_MAX_CIR_U		6
 #define QM_QOS_MAX_CIR_S		11
-#define QM_QOS_VAL_MAX_LEN		32
 #define QM_DFX_BASE		0x0100000
 #define QM_DFX_STATE1		0x0104000
 #define QM_DFX_STATE2		0x01040C8
@@ -4614,7 +4613,7 @@  static ssize_t qm_get_qos_value(struct hisi_qm *qm, const char *buf,
 			       unsigned int *fun_index)
 {
 	char tbuf_bdf[QM_DBG_READ_LEN] = {0};
-	char val_buf[QM_QOS_VAL_MAX_LEN] = {0};
+	char val_buf[QM_DBG_READ_LEN] = {0};
 	u32 tmp1, device, function;
 	int ret, bus;