Fixed assertion in mpack_reader_init_data for the case when data are NULL.

mabrarov · mabrarov · commit b7cfc046e3e4 · 2026-03-23T20:55:14.000+03:00
Signed-off-by: Marat Abrarov &lt;abrarov@gmail.com&gt;
diff --git a/src/mpack/mpack-reader.c b/src/mpack/mpack-reader.c
@@ -55,7 +55,7 @@ void mpack_reader_init_error(mpack_reader_t* reader, mpack_error_t error) {
 }
 
 void mpack_reader_init_data(mpack_reader_t* reader, const char* data, size_t count) {
-    mpack_assert(data != NULL, "data is NULL");
+    mpack_assert(count == 0 || data != NULL, "data is NULL for %u bytes", count);
 
     mpack_memset(reader, 0, sizeof(*reader));
     reader->data = data;

Original file line number	Diff line number	Diff line change
`@@ -55,7 +55,7 @@ void mpack_reader_init_error(mpack_reader_t* reader, mpack_error_t error) {`
`55`	`55`	`}`
`56`	`56`
`57`	`57`	`void mpack_reader_init_data(mpack_reader_t* reader, const char* data, size_t count) {`
`58`		`- mpack_assert(data != NULL, "data is NULL");`
	`58`	`+ mpack_assert(count == 0 \|\| data != NULL, "data is NULL for %u bytes", count);`
`59`	`59`
`60`	`60`	`mpack_memset(reader, 0, sizeof(*reader));`
`61`	`61`	`reader->data = data;`