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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)
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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;
 }