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Fixed interpreting SDL_KMSDRM_DEVICE_INDEX="" as index 0

This commit is contained in:
Sam Lantinga 2022-07-26 13:34:27 -07:00
parent 36d456797b
commit 613ce7850e
1 changed files with 1 additions and 1 deletions
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2
src/video/kmsdrm/SDL_kmsdrmvideo.c
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@ -80,7 +80,7 @@ get_driindex(void)
const char *hint;
hint = SDL_GetHint(SDL_HINT_KMSDRM_DEVICE_INDEX);
if (hint) {
if (hint && *hint) {
const int idx = SDL_atoi(hint);
if (idx >= 0) {
return idx; /* we'll take the user's request here. */