Imbus/xv6-riscv-kernel
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free proc if kalloc fails

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Robert Morris 2020-11-01 11:11:38 -05:00 committed by Frans Kaashoek
parent 5e392531c0
commit b48ea5d220
1 changed files with 1 additions and 0 deletions
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kernel/proc.c
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@ -116,6 +116,7 @@ found:
// Allocate a trapframe page. // Allocate a trapframe page.
if((p->trapframe = (struct trapframe *)kalloc()) == 0){ if((p->trapframe = (struct trapframe *)kalloc()) == 0){
freeproc(p);
release(&p->lock); release(&p->lock);
return 0; return 0;
} }