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author | Tristan Bauer <67098820+trisbauer@users.noreply.github.com> | 2020-06-18 11:45:24 +0200 |
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committer | Pauli <paul.dale@oracle.com> | 2020-06-23 10:08:28 +1000 |
commit | 1d78129dd205e3e85083a91c33540a70c51b0a23 (patch) | |
tree | 72c856b12204a57e6e999660379eff1baa91d66e /crypto/mem_sec.c | |
parent | 3fd16304f4b33814ea481fe965d79675a5f4f2c3 (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)
Diffstat (limited to 'crypto/mem_sec.c')
-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 e28a43e295..ddc0a370e6 100644 --- a/crypto/mem_sec.c +++ b/crypto/mem_sec.c @@ -514,7 +514,7 @@ 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)); } |