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rio: check the return value of malloc(3)

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Tom Schwindl 2022-09-10 15:18:31 +02:00 committed by Dan Cross
parent 846f724983
commit ffbdd1aa20
3 changed files with 14 additions and 0 deletions
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5
src/cmd/rio/client.c
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@ -151,6 +151,11 @@ getclient(Window w, int create)
return 0;
c = (Client *)malloc(sizeof(Client));
if (!c){
fprintf(stderr, "rio: Failed to allocate memory\n");
exit(1);
}
memset(c, 0, sizeof(Client));
c->window = w;
/* c->parent will be set by the caller */

4
src/cmd/rio/main.c
View file

@ -213,6 +213,10 @@ main(int argc, char *argv[])
num_screens = ScreenCount(dpy);
screens = (ScreenInfo *)malloc(sizeof(ScreenInfo) * num_screens);
if (!screens){
fprintf(stderr, "rio: Failed to allocate memory\n");
return 1;
}
for(i = 0; i < num_screens; i++)
initscreen(&screens[i], i, background);

5
src/cmd/rio/manage.c
View file

@ -320,6 +320,11 @@ getcmaps(Client *c)
c->cmapwins = cw;
c->wmcmaps = (Colormap*)malloc(n*sizeof(Colormap));
if (!c->wmcmaps){
fprintf(stderr, "rio: Failed to allocate memory\n");
exit(1);
}
for(i = 0; i < n; i++){
if(cw[i] == c->window)
c->wmcmaps[i] = c->cmap;