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Add NULL check to buffer free.

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git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@332 7dcaeef0-15fb-0310-b436-a5af3365683c
This commit is contained in:
Andreas Schneider
2009-04-01 21:29:04 +00:00
parent 7b464d4e15
commit fc73b0b33f
1 changed files with 4 additions and 0 deletions
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4
libssh/buffer.c
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@@ -53,6 +53,10 @@ struct buffer_struct *buffer_new(void) {
* \param buffer buffer to free * \param buffer buffer to free
*/ */
void buffer_free(struct buffer_struct *buffer) { void buffer_free(struct buffer_struct *buffer) {
if (buffer == NULL) {
return;
}
if (buffer->data) { if (buffer->data) {
/* burn the data */ /* burn the data */
memset(buffer->data, 0, buffer->allocated); memset(buffer->data, 0, buffer->allocated);