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path: root/drivers/acpi/video.c
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Diffstat (limited to 'drivers/acpi/video.c')
-rw-r--r--drivers/acpi/video.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 64e3c58..05dff63 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -1223,7 +1223,7 @@ acpi_video_device_write_state(struct file *file,
u32 state = 0;
- if (!dev || count + 1 > sizeof str)
+ if (!dev || count >= sizeof(str))
return -EINVAL;
if (copy_from_user(str, buffer, count))
@@ -1280,7 +1280,7 @@ acpi_video_device_write_brightness(struct file *file,
int i;
- if (!dev || !dev->brightness || count + 1 > sizeof str)
+ if (!dev || !dev->brightness || count >= sizeof(str))
return -EINVAL;
if (copy_from_user(str, buffer, count))
@@ -1562,7 +1562,7 @@ acpi_video_bus_write_POST(struct file *file,
unsigned long long opt, options;
- if (!video || count + 1 > sizeof str)
+ if (!video || count >= sizeof(str))
return -EINVAL;
status = acpi_video_bus_POST_options(video, &options);
@@ -1602,7 +1602,7 @@ acpi_video_bus_write_DOS(struct file *file,
unsigned long opt;
- if (!video || count + 1 > sizeof str)
+ if (!video || count >= sizeof(str))
return -EINVAL;
if (copy_from_user(str, buffer, count))
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