scc

commit 552e89a27a4cb01785604e7aa049184eb940a996
parent 3d8ea19c9a097c23e1a55774653909b5ba0d6997
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Sun, 19 Jan 2020 15:19:32 +0100

libmach: Fix readstr()

Readstr() must check for size 4 because the 4 bytes
with the size of the string table is included in the
size of the string table.

Diffstat:
M
src/libmach/coff32/coff32read.c
 | 
4
+++-

1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/libmach/coff32/coff32read.c b/src/libmach/coff32/coff32read.c
@@ -157,8 +157,10 @@ readstr(Obj *obj, FILE *fp)
 	coff->strsiz = 0;
 	if (siz < 4 || siz > SIZE_MAX) {
 		errno = ERANGE;
-		return 1;
+		return 0;
 	}
+	if (siz == 4)
+		return 1;
 
 	if ((str = malloc(siz)) == NULL)
 		return 0;