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authorPaul E. Murphy <murphyp@linux.vnet.ibm.com>2020-02-04 09:21:19 -0600
committerPaul E. Murphy <murphyp@linux.vnet.ibm.com>2020-02-10 16:51:03 -0600
commitcd7965bd970b0a298e734acc9dafae0a5db5f712 (patch)
tree6eb1020c7ff5281b12de594bea9cd4cba742628e /sysdeps/ieee754
parenta179673f3d46e25f2a71c2a8f0c64b6d71ccaa6e (diff)
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ldbl-128ibm-compat: set PRINTF_CHK flag in {,v}sprintf_chk
This should be unconditionally set to match the common implementation,
and fixes multiple test failures related to sprintf.

Reviewed-by: Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>
Diffstat (limited to 'sysdeps/ieee754')
-rw-r--r--sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c4
-rw-r--r--sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c4
2 files changed, 8 insertions, 0 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c b/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c
index 207c1c62ad..f52e17fdc7 100644
--- a/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c
+++ b/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-sprintf_chk.c
@@ -30,6 +30,10 @@ ___ieee128_sprintf_chk (char *s, int flag, size_t slen,
   if (flag > 0)
     mode |= PRINTF_FORTIFY;
 
+  /* Regardless of the value of flag, let __vsprintf_internal know that
+     this is a call from *printf_chk.  */
+  mode |= PRINTF_CHK;
+
   if (slen == 0)
     __chk_fail ();
 
diff --git a/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c b/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c
index 2c32735f3c..c6130b4f5f 100644
--- a/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c
+++ b/sysdeps/ieee754/ldbl-128ibm-compat/ieee128-vsprintf_chk.c
@@ -26,6 +26,10 @@ ___ieee128_vsprintf_chk (char *string, int flag, size_t slen,
   if (flag > 0)
     mode |= PRINTF_FORTIFY;
 
+  /* Regardless of the value of flag, let __vsprintf_internal know that
+     this is a call from *printf_chk.  */
+  mode |= PRINTF_CHK;
+
   if (slen == 0)
     __chk_fail ();