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wayland: Add null check for zenity version string

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This commit is contained in:
Etaash Mathamsetty
2023-10-06 14:58:45 -04:00
committed by Sam Lantinga
parent f30392da5b
commit 2a9480c815
1 changed files with 4 additions and 0 deletions
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4
src/video/wayland/SDL_waylandmessagebox.c
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@@ -96,6 +96,10 @@ static int get_zenity_version(int *major, int *minor) {
version_ptr = fgets(version_str, ZENITY_VERSION_LEN, outputfp); version_ptr = fgets(version_str, ZENITY_VERSION_LEN, outputfp);
(void)fclose(outputfp); /* will close underlying fd */ (void)fclose(outputfp); /* will close underlying fd */
if (version_ptr == NULL) {
return SDL_SetError("failed to read zenity version string");
}
/* we expect the version string is in the form of MAJOR.MINOR.MICRO /* we expect the version string is in the form of MAJOR.MINOR.MICRO
* as described in meson.build. We'll ignore everything after that. * as described in meson.build. We'll ignore everything after that.
*/ */