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kmsdrm: Fixed crashes if allocating memory failed.

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This commit is contained in:
Philipp Wiesemann 2017-08-05 22:10:36 +02:00
parent b8a7dd7788
commit f216b446aa
2 changed files with 11 additions and 0 deletions
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3
src/video/kmsdrm/SDL_kmsdrmopengles.c
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@ -102,6 +102,9 @@ KMSDRM_GLES_SwapWindow(_THIS, SDL_Window * window) {
}
fb_info = KMSDRM_FBFromBO(_this, wdata->next_bo);
if (fb_info == NULL) {
return 0;
}
if (_this->egl_data->egl_swapinterval == 0) {
/* Swap buffers instantly, possible tearing */
/* SDL_LogDebug(SDL_LOG_CATEGORY_VIDEO, "drmModeSetCrtc(%d, %u, %u, 0, 0, &%u, 1, &%ux%u@%u)",

8
src/video/kmsdrm/SDL_kmsdrmvideo.c
View File

@ -199,6 +199,10 @@ KMSDRM_FBFromBO(_THIS, struct gbm_bo *bo)
/* Here a new DRM FB must be created */
fb_info = (KMSDRM_FBInfo *)SDL_calloc(1, sizeof(KMSDRM_FBInfo));
if (fb_info == NULL) {
SDL_OutOfMemory();
return NULL;
}
fb_info->drm_fd = vdata->drm_fd;
w = KMSDRM_gbm_bo_get_width(bo);
@ -280,6 +284,10 @@ KMSDRM_VideoInit(_THIS)
/* Open /dev/dri/cardNN */
devname = (char *) SDL_calloc(1, 16);
if (devname == NULL) {
ret = SDL_OutOfMemory();
goto cleanup;
}
SDL_snprintf(devname, 16, "/dev/dri/card%d", vdata->devindex);
vdata->drm_fd = open(devname, O_RDWR | O_CLOEXEC);
SDL_free(devname);