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Diffstat (limited to 'drivers/media/usb/gspca')
-rw-r--r--drivers/media/usb/gspca/konica.c5
-rw-r--r--drivers/media/usb/gspca/nw80x.c5
-rw-r--r--drivers/media/usb/gspca/ov519.c10
-rw-r--r--drivers/media/usb/gspca/ov534.c5
-rw-r--r--drivers/media/usb/gspca/ov534_9.c1
-rw-r--r--drivers/media/usb/gspca/se401.c5
-rw-r--r--drivers/media/usb/gspca/sn9c20x.c12
-rw-r--r--drivers/media/usb/gspca/sonixb.c5
-rw-r--r--drivers/media/usb/gspca/sonixj.c5
-rw-r--r--drivers/media/usb/gspca/spca1528.c5
-rw-r--r--drivers/media/usb/gspca/sq930x.c5
-rw-r--r--drivers/media/usb/gspca/sunplus.c5
-rw-r--r--drivers/media/usb/gspca/vc032x.c5
-rw-r--r--drivers/media/usb/gspca/w996Xcf.c5
14 files changed, 78 insertions, 0 deletions
diff --git a/drivers/media/usb/gspca/konica.c b/drivers/media/usb/gspca/konica.c
index 31b2117e8f1d..4fac3315cfe6 100644
--- a/drivers/media/usb/gspca/konica.c
+++ b/drivers/media/usb/gspca/konica.c
@@ -123,6 +123,11 @@ static void reg_r(struct gspca_dev *gspca_dev, u16 value, u16 index)
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, 2);
}
}
diff --git a/drivers/media/usb/gspca/nw80x.c b/drivers/media/usb/gspca/nw80x.c
index 5d2d0bcb038d..4c95341864da 100644
--- a/drivers/media/usb/gspca/nw80x.c
+++ b/drivers/media/usb/gspca/nw80x.c
@@ -1580,6 +1580,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
return;
}
if (len == 1)
diff --git a/drivers/media/usb/gspca/ov519.c b/drivers/media/usb/gspca/ov519.c
index cdb79c5f0c38..8106a47a0dd0 100644
--- a/drivers/media/usb/gspca/ov519.c
+++ b/drivers/media/usb/gspca/ov519.c
@@ -2083,6 +2083,11 @@ static int reg_r(struct sd *sd, u16 index)
} else {
PERR("reg_r %02x failed %d\n", index, ret);
sd->gspca_dev.usb_err = ret;
+ /*
+ * Make sure the result is zeroed to avoid uninitialized
+ * values.
+ */
+ gspca_dev->usb_buf[0] = 0;
}
return ret;
@@ -2111,6 +2116,11 @@ static int reg_r8(struct sd *sd,
} else {
PERR("reg_r8 %02x failed %d\n", index, ret);
sd->gspca_dev.usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, 8);
}
return ret;
diff --git a/drivers/media/usb/gspca/ov534.c b/drivers/media/usb/gspca/ov534.c
index 32849ff86b09..25c0d349fdab 100644
--- a/drivers/media/usb/gspca/ov534.c
+++ b/drivers/media/usb/gspca/ov534.c
@@ -641,6 +641,11 @@ static u8 ov534_reg_read(struct gspca_dev *gspca_dev, u16 reg)
if (ret < 0) {
pr_err("read failed %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the result is zeroed to avoid uninitialized
+ * values.
+ */
+ gspca_dev->usb_buf[0] = 0;
}
return gspca_dev->usb_buf[0];
}
diff --git a/drivers/media/usb/gspca/ov534_9.c b/drivers/media/usb/gspca/ov534_9.c
index b2a92e518118..dadfe1effbc2 100644
--- a/drivers/media/usb/gspca/ov534_9.c
+++ b/drivers/media/usb/gspca/ov534_9.c
@@ -1153,6 +1153,7 @@ static u8 reg_r(struct gspca_dev *gspca_dev, u16 reg)
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ return 0;
}
return gspca_dev->usb_buf[0];
}
diff --git a/drivers/media/usb/gspca/se401.c b/drivers/media/usb/gspca/se401.c
index 477da0664b7d..40b87717bb5c 100644
--- a/drivers/media/usb/gspca/se401.c
+++ b/drivers/media/usb/gspca/se401.c
@@ -111,6 +111,11 @@ static void se401_read_req(struct gspca_dev *gspca_dev, u16 req, int silent)
pr_err("read req failed req %#04x error %d\n",
req, err);
gspca_dev->usb_err = err;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, READ_REQ_SIZE);
}
}
diff --git a/drivers/media/usb/gspca/sn9c20x.c b/drivers/media/usb/gspca/sn9c20x.c
index c605f78d6186..948fa2d0c5cc 100644
--- a/drivers/media/usb/gspca/sn9c20x.c
+++ b/drivers/media/usb/gspca/sn9c20x.c
@@ -133,6 +133,13 @@ static const struct dmi_system_id flip_dmi_table[] = {
}
},
{
+ .ident = "MSI MS-1039",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "MICRO-STAR INT'L CO.,LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MS-1039"),
+ }
+ },
+ {
.ident = "MSI MS-1632",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "MSI"),
@@ -918,6 +925,11 @@ static void reg_r(struct gspca_dev *gspca_dev, u16 reg, u16 length)
if (unlikely(result < 0 || result != length)) {
pr_err("Read register %02x failed %d\n", reg, result);
gspca_dev->usb_err = result;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/sonixb.c b/drivers/media/usb/gspca/sonixb.c
index 5f3f2979540a..22de65d840dd 100644
--- a/drivers/media/usb/gspca/sonixb.c
+++ b/drivers/media/usb/gspca/sonixb.c
@@ -462,6 +462,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
dev_err(gspca_dev->v4l2_dev.dev,
"Error reading register %02x: %d\n", value, res);
gspca_dev->usb_err = res;
+ /*
+ * Make sure the result is zeroed to avoid uninitialized
+ * values.
+ */
+ gspca_dev->usb_buf[0] = 0;
}
}
diff --git a/drivers/media/usb/gspca/sonixj.c b/drivers/media/usb/gspca/sonixj.c
index 5eeaf16ac5e8..c53002a5ccb7 100644
--- a/drivers/media/usb/gspca/sonixj.c
+++ b/drivers/media/usb/gspca/sonixj.c
@@ -1170,6 +1170,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/spca1528.c b/drivers/media/usb/gspca/spca1528.c
index 327ec901abe1..769a9d95d2fa 100644
--- a/drivers/media/usb/gspca/spca1528.c
+++ b/drivers/media/usb/gspca/spca1528.c
@@ -80,6 +80,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/sq930x.c b/drivers/media/usb/gspca/sq930x.c
index aa9a9411b801..a3e261685ebd 100644
--- a/drivers/media/usb/gspca/sq930x.c
+++ b/drivers/media/usb/gspca/sq930x.c
@@ -434,6 +434,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r %04x failed %d\n", value, ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/sunplus.c b/drivers/media/usb/gspca/sunplus.c
index 8c2785aea3cd..d87fcff38310 100644
--- a/drivers/media/usb/gspca/sunplus.c
+++ b/drivers/media/usb/gspca/sunplus.c
@@ -264,6 +264,11 @@ static void reg_r(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
diff --git a/drivers/media/usb/gspca/vc032x.c b/drivers/media/usb/gspca/vc032x.c
index b935febf7146..c026c513f65f 100644
--- a/drivers/media/usb/gspca/vc032x.c
+++ b/drivers/media/usb/gspca/vc032x.c
@@ -2915,6 +2915,11 @@ static void reg_r_i(struct gspca_dev *gspca_dev,
if (ret < 0) {
pr_err("reg_r err %d\n", ret);
gspca_dev->usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(gspca_dev->usb_buf, 0, USB_BUF_SZ);
}
}
static void reg_r(struct gspca_dev *gspca_dev,
diff --git a/drivers/media/usb/gspca/w996Xcf.c b/drivers/media/usb/gspca/w996Xcf.c
index 728d2322c433..cd10e717c7e5 100644
--- a/drivers/media/usb/gspca/w996Xcf.c
+++ b/drivers/media/usb/gspca/w996Xcf.c
@@ -143,6 +143,11 @@ static int w9968cf_read_sb(struct sd *sd)
} else {
pr_err("Read SB reg [01] failed\n");
sd->gspca_dev.usb_err = ret;
+ /*
+ * Make sure the buffer is zeroed to avoid uninitialized
+ * values.
+ */
+ memset(sd->gspca_dev.usb_buf, 0, 2);
}
udelay(W9968CF_I2C_BUS_DELAY);
generated by cgit v1.2.3 (git 2.0.4) at 2024-04-28 12:38:08 +0000