[PATCH] Free the results of scandir()
Dmitry Kurochkin
dmitry.kurochkin at gmail.com
Tue Feb 7 02:10:52 PST 2012
On Tue, 7 Feb 2012 05:05:03 -0500, Ethan Glasser-Camp <glasse at cs.rpi.edu> wrote:
> From: Ethan Glasser-Camp <ethan at betacantrips.com>
>
> scandir() returns "strings allocated via malloc(3)" which are then
> "collected in array namelist which is allocated via
> malloc(3)". Currently we just free the array namelist. Instead, free
> all the entries of namelist, and then free namelist.
>
> entry only points to elements of namelist, so we don't free it
> separately.
> ---
>
> v3: I'm still learning the house style. Thanks Dmitry.
>
Looks good.
Please use --subject-prefix='PATCH vN' parameter when sending new
versions of patches. Also, sending new versions as replies to the first
email in the original thread makes it easier to track.
Regards,
Dmitry
> notmuch-new.c | 16 ++++++++++------
> 1 files changed, 10 insertions(+), 6 deletions(-)
>
> diff --git a/notmuch-new.c b/notmuch-new.c
> index a569a54..8dbebb3 100644
> --- a/notmuch-new.c
> +++ b/notmuch-new.c
> @@ -559,12 +559,14 @@ add_files_recursive (notmuch_database_t *notmuch,
> DONE:
> if (next)
> talloc_free (next);
> - if (entry)
> - free (entry);
> if (dir)
> closedir (dir);
> - if (fs_entries)
> + if (fs_entries) {
> + for (i = 0; i < num_fs_entries; i++)
> + free (fs_entries[i]);
> +
> free (fs_entries);
> + }
> if (db_subdirs)
> notmuch_filenames_destroy (db_subdirs);
> if (db_files)
> @@ -704,10 +706,12 @@ count_files (const char *path, int *count)
> }
>
> DONE:
> - if (entry)
> - free (entry);
> - if (fs_entries)
> + if (fs_entries) {
> + for (i = 0; i < num_fs_entries; i++)
> + free (fs_entries[i]);
> +
> free (fs_entries);
> + }
> }
>
> static void
> --
> 1.7.5.4
>
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