diff options
Diffstat (limited to 'drivers/acpi/video.c')
-rw-r--r-- | drivers/acpi/video.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 64e3c581b7a9..05dff631591c 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c | |||
@@ -1223,7 +1223,7 @@ acpi_video_device_write_state(struct file *file, | |||
1223 | u32 state = 0; | 1223 | u32 state = 0; |
1224 | 1224 | ||
1225 | 1225 | ||
1226 | if (!dev || count + 1 > sizeof str) | 1226 | if (!dev || count >= sizeof(str)) |
1227 | return -EINVAL; | 1227 | return -EINVAL; |
1228 | 1228 | ||
1229 | if (copy_from_user(str, buffer, count)) | 1229 | if (copy_from_user(str, buffer, count)) |
@@ -1280,7 +1280,7 @@ acpi_video_device_write_brightness(struct file *file, | |||
1280 | int i; | 1280 | int i; |
1281 | 1281 | ||
1282 | 1282 | ||
1283 | if (!dev || !dev->brightness || count + 1 > sizeof str) | 1283 | if (!dev || !dev->brightness || count >= sizeof(str)) |
1284 | return -EINVAL; | 1284 | return -EINVAL; |
1285 | 1285 | ||
1286 | if (copy_from_user(str, buffer, count)) | 1286 | if (copy_from_user(str, buffer, count)) |
@@ -1562,7 +1562,7 @@ acpi_video_bus_write_POST(struct file *file, | |||
1562 | unsigned long long opt, options; | 1562 | unsigned long long opt, options; |
1563 | 1563 | ||
1564 | 1564 | ||
1565 | if (!video || count + 1 > sizeof str) | 1565 | if (!video || count >= sizeof(str)) |
1566 | return -EINVAL; | 1566 | return -EINVAL; |
1567 | 1567 | ||
1568 | status = acpi_video_bus_POST_options(video, &options); | 1568 | status = acpi_video_bus_POST_options(video, &options); |
@@ -1602,7 +1602,7 @@ acpi_video_bus_write_DOS(struct file *file, | |||
1602 | unsigned long opt; | 1602 | unsigned long opt; |
1603 | 1603 | ||
1604 | 1604 | ||
1605 | if (!video || count + 1 > sizeof str) | 1605 | if (!video || count >= sizeof(str)) |
1606 | return -EINVAL; | 1606 | return -EINVAL; |
1607 | 1607 | ||
1608 | if (copy_from_user(str, buffer, count)) | 1608 | if (copy_from_user(str, buffer, count)) |