summaryrefslogtreecommitdiffstats
path: root/crypto/bio
diff options
context:
space:
mode:
authorMartin Brejcha <martin.brejcha@acision.com>2014-11-16 17:04:40 +0000
committerDr. Stephen Henson <steve@openssl.org>2015-01-06 16:49:36 +0000
commitbe6e766953c2a8bb62a9c4423c7f6ce9460bc83f (patch)
tree315f2574003fd022664c27fac7c779cde80a451a /crypto/bio
parent8dc461eccfec6d4d3b5e55d0cb9a7ce3e546d380 (diff)
Fix memory leak.
Fix memory leak by freeing up saved_message.data if it is not NULL. PR#3489 Reviewed-by: Stephen Henson <steve@openssl.org> Reviewed-by: Tim Hudson <tjh@openssl.org> (cherry picked from commit 41cd41c4416f545a18ead37e09e437c75fa07c95)
Diffstat (limited to 'crypto/bio')
-rw-r--r--crypto/bio/bss_dgram.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/crypto/bio/bss_dgram.c b/crypto/bio/bss_dgram.c
index a8b9c0958f..81bade00ee 100644
--- a/crypto/bio/bss_dgram.c
+++ b/crypto/bio/bss_dgram.c
@@ -1094,7 +1094,12 @@ static int dgram_sctp_free(BIO *a)
return 0;
data = (bio_dgram_sctp_data *)a->ptr;
- if(data != NULL) OPENSSL_free(data);
+ if(data != NULL)
+ {
+ if(data->saved_message.data != NULL)
+ OPENSSL_free(data->saved_message.data);
+ OPENSSL_free(data);
+ }
return(1);
}
@@ -1211,6 +1216,7 @@ static int dgram_sctp_read(BIO *b, char *out, int outl)
dgram_sctp_write(data->saved_message.bio, data->saved_message.data,
data->saved_message.length);
OPENSSL_free(data->saved_message.data);
+ data->saved_message.data = NULL;
data->saved_message.length = 0;
}
@@ -1382,9 +1388,11 @@ static int dgram_sctp_write(BIO *b, const char *in, int inl)
if (data->save_shutdown && !BIO_dgram_sctp_wait_for_dry(b))
{
data->saved_message.bio = b;
- data->saved_message.length = inl;
+ if (data->saved_message.data)
+ OPENSSL_free(data->saved_message.data);
data->saved_message.data = OPENSSL_malloc(inl);
memcpy(data->saved_message.data, in, inl);
+ data->saved_message.length = inl;
return inl;
}