drm/qxl: Remove format string errors

Enable format string checks for qxl_io_log and remove resulting warnings
which could lead to memory errors on different platform or just printing
wrong information.

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/qxl/qxl_cmd.c b/drivers/gpu/drm/qxl/qxl_cmd.c
index 3d270a4..fdc1833 100644 (file)
--- a/drivers/gpu/drm/qxl/qxl_cmd.c
+++ b/drivers/gpu/drm/qxl/qxl_cmd.c
@@ -248,7 +248,7 @@ int qxl_garbage_collect(struct qxl_device *qdev)
                }
        }
 
-       QXL_INFO(qdev, "%s: %lld\n", __func__, i);
+       QXL_INFO(qdev, "%s: %d\n", __func__, i);
 
        return i;
 }

diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index 4a0a8b2..a8dbb3e 100644 (file)
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -67,7 +67,7 @@ static int qxl_display_copy_rom_client_monitors_config(struct qxl_device *qdev)
        crc = crc32(0, (const uint8_t *)&qdev->rom->client_monitors_config,
                  sizeof(qdev->rom->client_monitors_config));
        if (crc != qdev->rom->client_monitors_config_crc) {
-               qxl_io_log(qdev, "crc mismatch: have %X (%d) != %X\n", crc,
+               qxl_io_log(qdev, "crc mismatch: have %X (%zd) != %X\n", crc,
                           sizeof(qdev->rom->client_monitors_config),
                           qdev->rom->client_monitors_config_crc);
                return 1;

diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h
index 7c6cafe..d854969 100644 (file)
--- a/drivers/gpu/drm/qxl/qxl_drv.h
+++ b/drivers/gpu/drm/qxl/qxl_drv.h
@@ -328,7 +328,7 @@ struct qxl_device {
 };
 
 /* forward declaration for QXL_INFO_IO */
-void qxl_io_log(struct qxl_device *qdev, const char *fmt, ...);
+__printf(2,3) void qxl_io_log(struct qxl_device *qdev, const char *fmt, ...);
 
 extern const struct drm_ioctl_desc qxl_ioctls[];
 extern int qxl_max_ioctl;

diff --git a/drivers/gpu/drm/qxl/qxl_release.c b/drivers/gpu/drm/qxl/qxl_release.c
index 00604ed..b66ec33 100644 (file)
--- a/drivers/gpu/drm/qxl/qxl_release.c
+++ b/drivers/gpu/drm/qxl/qxl_release.c
@@ -153,7 +153,7 @@ qxl_release_alloc(struct qxl_device *qdev, int type,
                return handle;
        }
        *ret = release;
-       QXL_INFO(qdev, "allocated release %lld\n", handle);
+       QXL_INFO(qdev, "allocated release %d\n", handle);
        release->id = handle;
        return handle;
 }