From 09bcec8017520b4a55778f67fcacbf7e13b63234 Mon Sep 17 00:00:00 2001 From: Bob Rossi Date: Thu, 8 Jul 2004 11:18:27 +0000 Subject: [PATCH] Fix crash in symtab.c. --- gdb/ChangeLog | 4 ++++ gdb/symtab.c | 26 +++++++++++++++----------- 2 files changed, 19 insertions(+), 11 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 8f694501ce4..5d84bf7f5d6 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,7 @@ +2004-07-08 Bob Rossi + + * symtab.c (lookup_symtab): check return value of symtab_to_fullname + 2004-07-06 Jeff Johnston * language.h (struct_language_defn): Add new function pointer: diff --git a/gdb/symtab.c b/gdb/symtab.c index 8fa7cecb7a5..cd6dd5dd838 100644 --- a/gdb/symtab.c +++ b/gdb/symtab.c @@ -181,21 +181,25 @@ got_symtab: if (full_path != NULL) { - const char *fp = symtab_to_fullname (s); - if (FILENAME_CMP (full_path, fp) == 0) - { - return s; - } + const char *fp = symtab_to_fullname (s); + if (fp != NULL && FILENAME_CMP (full_path, fp) == 0) + { + return s; + } } if (real_path != NULL) { - char *rp = gdb_realpath (symtab_to_fullname (s)); - make_cleanup (xfree, rp); - if (FILENAME_CMP (real_path, rp) == 0) - { - return s; - } + char *fullname = symtab_to_fullname (s); + if (fullname != NULL) + { + char *rp = gdb_realpath (fullname); + make_cleanup (xfree, rp); + if (FILENAME_CMP (real_path, rp) == 0) + { + return s; + } + } } } -- 2.30.2