[PATCH] debug: Improve fdelt_chk error message
Cristian Rodríguez
crrodriguez@opensuse.org
Sun Mar 13 18:40:24 GMT 2022
It is not a "buffer overflow detected" but an out of range
bit on fd_set
Signed-off-by: Cristian Rodríguez <crrodriguez@opensuse.org>
---
debug/fdelt_chk.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/debug/fdelt_chk.c b/debug/fdelt_chk.c
index c5f16462ad..30f5a4bec1 100644
--- a/debug/fdelt_chk.c
+++ b/debug/fdelt_chk.c
@@ -15,6 +15,7 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
+#include <stdio.h>
#include <sys/select.h>
@@ -22,7 +23,7 @@ long int
__fdelt_chk (long int d)
{
if (d < 0 || d >= FD_SETSIZE)
- __chk_fail ();
+ __fortify_fail ("bit out of range 0 - FD_SETSIZE on fd_set");
return d / __NFDBITS;
}
--
2.35.1
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