diff options
Diffstat (limited to 'posix/glob.c')
| -rw-r--r-- | posix/glob.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/posix/glob.c b/posix/glob.c index 630d540..0079a15 100644 --- a/posix/glob.c +++ b/posix/glob.c @@ -1287,8 +1287,15 @@ glob_in_dir (const char *pattern, const char *directory, int flags, for (size_t i = 0; i < cur; ++i) free (names->name[i]); names = names->next; + /* NB: we will not leak memory here if we exit without + freeing the current block assigned to OLD. At least + the very first block is always allocated on the stack + and this is the block assigned to OLD here. */ if (names == NULL) - break; + { + assert (old == &init_names); + break; + } cur = names->count; if (old == names_alloca) names_alloca = names; @@ -1306,8 +1313,15 @@ glob_in_dir (const char *pattern, const char *directory, int flags, new_gl_pathv[pglob->gl_offs + pglob->gl_pathc++] = names->name[i]; names = names->next; + /* NB: we will not leak memory here if we exit without + freeing the current block assigned to OLD. At least + the very first block is always allocated on the stack + and this is the block assigned to OLD here. */ if (names == NULL) - break; + { + assert (old == &init_names); + break; + } cur = names->count; if (old == names_alloca) names_alloca = names; |