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-rw-r--r--src/input_stream.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/input_stream.c b/src/input_stream.c
index 86c0b9246..be547912e 100644
--- a/src/input_stream.c
+++ b/src/input_stream.c
@@ -26,6 +26,7 @@
#endif
#include <glib.h>
+#include <assert.h>
static const struct input_plugin *const input_plugins[] = {
&input_plugin_file,
@@ -84,6 +85,9 @@ input_stream_seek(struct input_stream *is, off_t offset, int whence)
size_t
input_stream_read(struct input_stream *is, void *ptr, size_t size)
{
+ assert(ptr != NULL);
+ assert(size > 0);
+
return is->plugin->read(is, ptr, size);
}