diff options
-rw-r--r-- | ChangeLog | 5 | ||||
-rw-r--r-- | elf/dl-load.c | 18 |
2 files changed, 13 insertions, 10 deletions
diff --git a/ChangeLog b/ChangeLog index 22a4a9f557..1dd4b86de2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2018-01-01 Dmitry V. Levin <ldv@altlinux.org> + + * elf/dl-load.c (decompose_rpath): Check for rpath emptiness before + making a copy of it. + 2018-01-01 Joseph Myers <joseph@codesourcery.com> * manual/texinfo.tex: Update to version 2017-12-26.21 with diff --git a/elf/dl-load.c b/elf/dl-load.c index d9ec49d15e..7554a99b5a 100644 --- a/elf/dl-load.c +++ b/elf/dl-load.c @@ -499,7 +499,6 @@ decompose_rpath (struct r_search_path_struct *sps, { /* Make a copy we can work with. */ const char *where = l->l_name; - char *copy; char *cp; struct r_search_path_elem **result; size_t nelems; @@ -538,22 +537,21 @@ decompose_rpath (struct r_search_path_struct *sps, while (*inhp != '\0'); } + /* Ignore empty rpaths. */ + if (*rpath == '\0') + { + sps->dirs = (struct r_search_path_elem **) -1; + return false; + } + /* Make a writable copy. */ - copy = __strdup (rpath); + char *copy = __strdup (rpath); if (copy == NULL) { errstring = N_("cannot create RUNPATH/RPATH copy"); goto signal_error; } - /* Ignore empty rpaths. */ - if (*copy == 0) - { - free (copy); - sps->dirs = (struct r_search_path_elem **) -1; - return false; - } - /* Count the number of necessary elements in the result array. */ nelems = 0; for (cp = copy; *cp != '\0'; ++cp) |