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authorCristian Rodríguez <crrodriguez@opensuse.org>2022-03-13 18:40:24 +0000
committerSiddhesh Poyarekar <siddhesh@sourceware.org>2022-03-28 19:10:30 +0530
commit811c635dbae42a0ced67d2bffa8ad68b58d6e44e (patch)
treeb6ae6c335147694dc564ede1d427570472cdfc08 /debug
parent866c599182e87f116440b5d854f9e99533c48eb3 (diff)
downloadglibc-811c635dbae42a0ced67d2bffa8ad68b58d6e44e.tar.gz
debug: Improve fdelt_chk error message
It is not a "buffer overflow detected" but an out of range bit on fd_set Signed-off-by: Cristian Rodríguez <crrodriguez@opensuse.org> Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org>
Diffstat (limited to 'debug')
-rw-r--r--debug/fdelt_chk.c3
1 files changed, 2 insertions, 1 deletions
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;
}