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fix: check if zone is not null before explore it

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Starnakin 2024-11-20 16:26:01 +01:00
parent ec3a038a36
commit 94b2fa340c
1 changed files with 1 additions and 1 deletions
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2
src/memory/frame.c
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@ -13,7 +13,7 @@ void *alloc_frame(void)
struct frame_zone *it = head; struct frame_zone *it = head;
while (it && !it->remaining_frames) while (it && !it->remaining_frames)
it = it->next; it = it->next;
if (it->remaining_frames == 0) { if (!it || it->remaining_frames == 0) {
kprintf(KERN_CRIT "No memory zone available (ratio)\n"); kprintf(KERN_CRIT "No memory zone available (ratio)\n");
return NULL; return NULL;
} }