diff options
Diffstat (limited to 'libvxi11client')
| -rw-r--r-- | libvxi11client/libvxi11client.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libvxi11client/libvxi11client.c b/libvxi11client/libvxi11client.c index 743168f..0e01809 100644 --- a/libvxi11client/libvxi11client.c +++ b/libvxi11client/libvxi11client.c @@ -214,8 +214,10 @@ int vxi11_read(VXI11Context* context, char* buffer, unsigned int bufferlen, bool #ifdef DEBUG printf("Got \"%s\" from server\n", resp->data.data_val); #endif - if (buffer != NULL) - strncpy(buffer, resp->data.data_val, (bufferlen < resp->data.data_len ? bufferlen : resp->data.data_len)); + if (buffer != NULL && resp->data.data_val != NULL) { + int lengthtocopy = ((bufferlen - 1) < resp->data.data_len ? (bufferlen - 1) : resp->data.data_len); + strncpy(buffer, resp->data.data_val, lengthtocopy); + } #ifdef DEBUG else printf("Supplied buffer is null!\n"); |