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| author | Tristan Bauer <67098820+trisbauer@users.noreply.github.com> | 2020-06-18 11:45:24 +0200 |
|---|---|---|
| committer | Pauli <paul.dale@oracle.com> | 2020-06-23 10:09:24 +1000 |
| commit | b295a4dca17f00d412043b74393b86a16655fac0 (patch) | |
| tree | 5abccfc131896dc2d31480297e7d129261c9d6cd | |
| parent | 35bb0e44c6168facbb3acedbc7d4f2dcbdd65224 (diff) | |
Fix wrong return value check of mmap function
The mmap function never returns NULL. If an error occurs, the function returns MAP_FAILED.
CLA: trivial
Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/12187)
(cherry picked from commit 1d78129dd205e3e85083a91c33540a70c51b0a23)
| -rw-r--r-- | crypto/mem_sec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/mem_sec.c b/crypto/mem_sec.c index 9e0f6702f4..8bcb0509c1 100644 --- a/crypto/mem_sec.c +++ b/crypto/mem_sec.c @@ -502,7 +502,7 @@ static void sh_done(void) OPENSSL_free(sh.freelist); OPENSSL_free(sh.bittable); OPENSSL_free(sh.bitmalloc); - if (sh.map_result != NULL && sh.map_size) + if (sh.map_result != MAP_FAILED && sh.map_size) munmap(sh.map_result, sh.map_size); memset(&sh, 0, sizeof(sh)); } |