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| author | Robert Morris <[email protected]> | 2019-10-27 13:36:46 -0400 |
|---|---|---|
| committer | Robert Morris <[email protected]> | 2019-10-27 13:36:46 -0400 |
| commit | e7ffb74ad1e4c4e8a4a5e62968f52499dc0c7079 (patch) | |
| tree | 0e1642db92cca1d0c5852a8a5f8729d175222d24 /kernel/proc.c | |
| parent | d9160fb4b98e3ce04d3928c1fbd2ec26b3cc746a (diff) | |
| download | xv6-labs-e7ffb74ad1e4c4e8a4a5e62968f52499dc0c7079.tar.gz xv6-labs-e7ffb74ad1e4c4e8a4a5e62968f52499dc0c7079.tar.bz2 xv6-labs-e7ffb74ad1e4c4e8a4a5e62968f52499dc0c7079.zip | |
fix a potential memory leak
Diffstat (limited to 'kernel/proc.c')
| -rw-r--r-- | kernel/proc.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/proc.c b/kernel/proc.c index ef2ad68..0cb5afe 100644 --- a/kernel/proc.c +++ b/kernel/proc.c @@ -176,8 +176,7 @@ proc_freepagetable(pagetable_t pagetable, uint64 sz) { uvmunmap(pagetable, TRAMPOLINE, PGSIZE, 0); uvmunmap(pagetable, TRAPFRAME, PGSIZE, 0); - if(sz > 0) - uvmfree(pagetable, sz); + uvmfree(pagetable, sz); } // a user program that calls exec("/init") |