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| author | Ulrich Drepper <drepper@redhat.com> | 2001-12-29 21:07:46 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2001-12-29 21:07:46 +0000 |
| commit | 2903810a7ab7a1a07af9b61debbed326fed5550e (patch) | |
| tree | fb8dc41e2fa5ef3f65decc04efd0d3d13938543b /io/fts.c | |
| parent | c2f5916e8cf5a40db50bfb2377e56875ae96eea2 (diff) | |
| download | glibc-2903810a7ab7a1a07af9b61debbed326fed5550e.tar.gz glibc-2903810a7ab7a1a07af9b61debbed326fed5550e.tar.xz glibc-2903810a7ab7a1a07af9b61debbed326fed5550e.zip | |
Update.
* io/fts.c: Update from BSD to fix memory leaks. 2001-12-25 Dmitry V. Levin <ldv@alt-linux.org>
Diffstat (limited to 'io/fts.c')
| -rw-r--r-- | io/fts.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/io/fts.c b/io/fts.c index da337456ce..35374a094a 100644 --- a/io/fts.c +++ b/io/fts.c @@ -934,12 +934,17 @@ fts_sort(sp, head, nitems) * 40 so don't realloc one entry at a time. */ if (nitems > sp->fts_nitems) { + struct _ftsent **a; + sp->fts_nitems = nitems + 40; - if ((sp->fts_array = realloc(sp->fts_array, - (size_t)(sp->fts_nitems * sizeof(FTSENT *)))) == NULL) { + if ((a = realloc(sp->fts_array, + (size_t)(sp->fts_nitems * sizeof(FTSENT *)))) == NULL) { + free(sp->fts_array); + sp->fts_array = NULL; sp->fts_nitems = 0; return (head); } + sp->fts_array = a; } for (ap = sp->fts_array, p = head; p; p = p->fts_link) *ap++ = p; @@ -1016,6 +1021,8 @@ fts_palloc(sp, more) FTS *sp; size_t more; { + char *p; + sp->fts_pathlen += more + 256; /* * Check for possible wraparound. In an FTS, fts_pathlen is @@ -1023,14 +1030,22 @@ fts_palloc(sp, more) * We limit fts_pathlen to USHRT_MAX to be safe in both cases. */ if (sp->fts_pathlen < 0 || sp->fts_pathlen >= USHRT_MAX) { - if (sp->fts_path) + if (sp->fts_path) { free(sp->fts_path); + sp->fts_path = NULL; + } sp->fts_path = NULL; __set_errno (ENAMETOOLONG); return (1); } - sp->fts_path = realloc(sp->fts_path, sp->fts_pathlen); - return (sp->fts_path == NULL); + p = realloc(sp->fts_path, sp->fts_pathlen); + if (p == NULL) { + free(sp->fts_path); + sp->fts_path = NULL; + return 1; + } + sp->fts_path = p; + return 0; } /* |