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bpf, s390: Fix potential memory leak about jit_data

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Make sure to free jit_data through kfree() in the error path.

Fixes: 1c8f9b91c4 ("bpf: s390: add JIT support for multi-function programs")
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Acked-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Tiezhu Yang
2021-09-27 15:06:14 +08:00
committed by Vasily Gorbik
parent 9e1ff307c7
commit 686cb8b9f6
1 changed files with 1 additions and 1 deletions
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2
arch/s390/net/bpf_jit_comp.c
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@@ -1826,7 +1826,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *fp)
jit.addrs = kvcalloc(fp->len + 1, sizeof(*jit.addrs), GFP_KERNEL);
if (jit.addrs == NULL) {
fp = orig_fp;
goto out;
goto free_addrs;
}
/*
* Three initial passes: