diff options
| -rw-r--r-- | drivers/gpu/drm/drm_modes.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index cd74a0953f42..bde9b2911dc2 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -1230,7 +1230,7 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option, unsigned int xres = 0, yres = 0, bpp = 32, refresh = 0; bool yres_specified = false, cvt = false, rb = false; bool interlace = false, margins = false, was_digit = false; - int i; + int i, err; enum drm_connector_force force = DRM_FORCE_UNSPECIFIED; #ifdef CONFIG_FB @@ -1250,7 +1250,9 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option, case '@': if (!refresh_specified && !bpp_specified && !yres_specified && !cvt && !rb && was_digit) { - refresh = simple_strtol(&name[i+1], NULL, 10); + err = kstrtouint(&name[i + 1], 10, &refresh); + if (err) + return false; refresh_specified = true; was_digit = false; } else @@ -1259,7 +1261,9 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option, case '-': if (!bpp_specified && !yres_specified && !cvt && !rb && was_digit) { - bpp = simple_strtol(&name[i+1], NULL, 10); + err = kstrtouint(&name[i + 1], 10, &bpp); + if (err) + return false; bpp_specified = true; was_digit = false; } else @@ -1267,7 +1271,9 @@ bool drm_mode_parse_command_line_for_connector(const char *mode_option, break; case 'x': if (!yres_specified && was_digit) { - yres = simple_strtol(&name[i+1], NULL, 10); + err = kstrtouint(&name[i + 1], 10, &yres); + if (err) + return false; yres_specified = true; was_digit = false; } else @@ -1491,4 +1497,4 @@ int drm_mode_convert_umode(struct drm_display_mode *out, out: return ret; -}
\ No newline at end of file +} |