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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-error.c
parentd0501bfbe228897c17875fcead8809d017135d6f (diff)
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-error.c')
-rw-r--r--elf/dl-error.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/elf/dl-error.c b/elf/dl-error.c
index 798784543b..8257c17030 100644
--- a/elf/dl-error.c
+++ b/elf/dl-error.c
@@ -119,7 +119,7 @@ _dl_signal_error (int errcode, const char *objname, const char *occation,
/* Lossage while resolving the program's own symbols is always fatal. */
char buffer[1024];
_dl_fatal_printf ("%s: %s: %s%s%s%s%s\n",
- rtld_progname ?: "<program name unknown>",
+ RTLD_PROGNAME,
occation ?: N_("error while loading shared libraries"),
objname, *objname ? ": " : "",
errstring, errcode ? ": " : "",