diff options
| author | Maxime Ripard <maxime.ripard@bootlin.com> | 2019-07-22 22:24:10 +0300 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@bootlin.com> | 2019-07-22 22:24:10 +0300 |
| commit | 03b0f2ce735e97e9f49790d4563c82515b8fa702 (patch) | |
| tree | da561805bffd06bfba81c867f83cacb28f3a64e5 /drivers/gpu/drm/drm_modes.c | |
| parent | e4f86e43716443e934d705952902d40de0fa9a05 (diff) | |
| parent | 5f9e832c137075045d15cd6899ab0505cfb2ca4b (diff) | |
| download | linux-03b0f2ce735e97e9f49790d4563c82515b8fa702.tar.xz | |
Merge v5.3-rc1 into drm-misc-next
Noralf needs some SPI patches in 5.3 to merge some work on tinydrm.
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Diffstat (limited to 'drivers/gpu/drm/drm_modes.c')
| -rw-r--r-- | drivers/gpu/drm/drm_modes.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index be2ccd8eccfd..246743d18130 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -158,6 +158,9 @@ struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay, int interlace; u64 tmp; + if (!hdisplay || !vdisplay) + return NULL; + /* allocate the drm_display_mode structure. If failure, we will * return directly */ @@ -392,6 +395,9 @@ drm_gtf_mode_complex(struct drm_device *dev, int hdisplay, int vdisplay, int hsync, hfront_porch, vodd_front_porch_lines; unsigned int tmp1, tmp2; + if (!hdisplay || !vdisplay) + return NULL; + drm_mode = drm_mode_create(dev); if (!drm_mode) return NULL; @@ -1448,7 +1454,7 @@ static int drm_mode_parse_cmdline_refresh(const char *str, char **end_ptr, } static int drm_mode_parse_cmdline_extra(const char *str, int length, - struct drm_connector *connector, + const struct drm_connector *connector, struct drm_cmdline_mode *mode) { int i; @@ -1493,7 +1499,7 @@ static int drm_mode_parse_cmdline_extra(const char *str, int length, static int drm_mode_parse_cmdline_res_mode(const char *str, unsigned int length, bool extras, - struct drm_connector *connector, + const struct drm_connector *connector, struct drm_cmdline_mode *mode) { const char *str_start = str; @@ -1555,7 +1561,7 @@ static int drm_mode_parse_cmdline_res_mode(const char *str, unsigned int length, } static int drm_mode_parse_cmdline_options(char *str, size_t len, - struct drm_connector *connector, + const struct drm_connector *connector, struct drm_cmdline_mode *mode) { unsigned int rotation = 0; @@ -1689,7 +1695,7 @@ static int drm_mode_parse_cmdline_options(char *str, size_t len, * True if a valid modeline has been parsed, false otherwise. */ bool drm_mode_parse_command_line_for_connector(const char *mode_option, - struct drm_connector *connector, + const struct drm_connector *connector, struct drm_cmdline_mode *mode) { const char *name; |