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authorSiddhesh Poyarekar <siddhesh@redhat.com>2013-05-29 21:30:20 +0530
committerSiddhesh Poyarekar <siddhesh@redhat.com>2013-05-29 21:34:12 +0530
commitb937534868c8d7aec3b6d645bf5fd657bbfccd42 (patch)
tree18936faaea13f35bcaf698f97447752c0e1c4567 /elf/dl-fini.c
parentd0501bfbe228897c17875fcead8809d017135d6f (diff)
downloadglibc-b937534868c8d7aec3b6d645bf5fd657bbfccd42.tar.gz
Avoid crashing in LD_DEBUG when program name is unavailable
Resolves: #15465 The program name may be unavailable if the user application tampers with argc and argv[]. Some parts of the dynamic linker caters for this while others don't, so this patch consolidates the check and fallback into a single macro and updates all users.
Diffstat (limited to 'elf/dl-fini.c')
-rw-r--r--elf/dl-fini.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/elf/dl-fini.c b/elf/dl-fini.c
index c5d1674aa4..6b245f0022 100644
--- a/elf/dl-fini.c
+++ b/elf/dl-fini.c
@@ -237,7 +237,7 @@ _dl_fini (void)
if (__builtin_expect (GLRO(dl_debug_mask)
& DL_DEBUG_IMPCALLS, 0))
_dl_debug_printf ("\ncalling fini: %s [%lu]\n\n",
- l->l_name[0] ? l->l_name : rtld_progname,
+ DSO_FILENAME (l->l_name),
ns);
/* First see whether an array is given. */