mirror of https://github.com/OpenIPC/firmware.git
22 lines
649 B
Diff
22 lines
649 B
Diff
diff -drupN a/security/keys/trusted.c b/security/keys/trusted.c
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--- a/security/keys/trusted.c 2018-08-06 17:23:04.000000000 +0300
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+++ b/security/keys/trusted.c 2022-06-12 05:28:14.000000000 +0300
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@@ -1139,15 +1139,14 @@ out:
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static long trusted_read(const struct key *key, char __user *buffer,
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size_t buflen)
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{
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- struct trusted_key_payload *p;
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+ const struct trusted_key_payload *p;
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char *ascii_buf;
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char *bufp;
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int i;
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- p = rcu_dereference_key(key);
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+ p = dereference_key_locked(key);
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if (!p)
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return -EINVAL;
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-
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if (buffer && buflen >= 2 * p->blob_len) {
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ascii_buf = kmalloc(2 * p->blob_len, GFP_KERNEL);
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if (!ascii_buf)
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