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| author | Jim Meyering <meyering@redhat.com> | 2012-10-04 13:09:53 +0200 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2012-10-05 07:58:37 -0500 |
| commit | 900cfbcac6fa689b5fc8d53b60c3ed39047b8a33 (patch) | |
| tree | d6eb3eefd22570c57af1e056e705c1f3dc88ee88 | |
| parent | ae2150680190e510dcbcdfdbfb3a54369c75367f (diff) | |
| download | qemu-900cfbcac6fa689b5fc8d53b60c3ed39047b8a33.tar.gz qemu-900cfbcac6fa689b5fc8d53b60c3ed39047b8a33.tar.bz2 qemu-900cfbcac6fa689b5fc8d53b60c3ed39047b8a33.zip | |
linux-user: remove two unchecked uses of strdup
Remove two uses of strdup (use g_path_get_basename instead),
and add a comment that this strncpy use is ok.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Jim Meyering <meyering@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
| -rw-r--r-- | linux-user/elfload.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/linux-user/elfload.c b/linux-user/elfload.c index 819fdd515a..1d8bcb4e79 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -2442,7 +2442,7 @@ static void fill_prstatus(struct target_elf_prstatus *prstatus, static int fill_psinfo(struct target_elf_prpsinfo *psinfo, const TaskState *ts) { - char *filename, *base_filename; + char *base_filename; unsigned int i, len; (void) memset(psinfo, 0, sizeof (*psinfo)); @@ -2464,13 +2464,15 @@ static int fill_psinfo(struct target_elf_prpsinfo *psinfo, const TaskState *ts) psinfo->pr_uid = getuid(); psinfo->pr_gid = getgid(); - filename = strdup(ts->bprm->filename); - base_filename = strdup(basename(filename)); + base_filename = g_path_get_basename(ts->bprm->filename); + /* + * Using strncpy here is fine: at max-length, + * this field is not NUL-terminated. + */ (void) strncpy(psinfo->pr_fname, base_filename, sizeof(psinfo->pr_fname)); - free(base_filename); - free(filename); + g_free(base_filename); bswap_psinfo(psinfo); return (0); } |