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fbdev: Ensure strncpy results are null terminated.

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Signed-off-by: Bryce Harrington <bryce@osg.samsung.com>
Reviewed-by: Derek Foreman <derekf@osg.samsung.com>
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Bryce Harrington
2015-09-23 17:39:05 -07:00
parent c8dcd16b01
commit 44bbdd08af
1 changed files with 1 additions and 0 deletions
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src/compositor-fbdev.c
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@@ -338,6 +338,7 @@ fbdev_query_screen_info(struct fbdev_output *output, int fd,
info->buffer_length = fixinfo.smem_len; info->buffer_length = fixinfo.smem_len;
info->line_length = fixinfo.line_length; info->line_length = fixinfo.line_length;
strncpy(info->id, fixinfo.id, sizeof(info->id)); strncpy(info->id, fixinfo.id, sizeof(info->id));
info->id[sizeof(info->id)-1] = '\0';
info->pixel_format = calculate_pixman_format(&varinfo, &fixinfo); info->pixel_format = calculate_pixman_format(&varinfo, &fixinfo);
info->refresh_rate = calculate_refresh_rate(&varinfo); info->refresh_rate = calculate_refresh_rate(&varinfo);