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| author | Denys Vlasenko | 2017-08-06 20:39:27 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2017-08-06 20:39:27 +0200 |
| commit | 035e71578e98744acba2394bb03686d08f60d956 (patch) | |
| tree | 276e9d1c68824c6e8f46c7e19fe90d7f1f338ce7 | |
| parent | 277081e0a4e04b1c39b3eadf4422ef36fded4705 (diff) | |
| download | busybox-035e71578e98744acba2394bb03686d08f60d956.zip busybox-035e71578e98744acba2394bb03686d08f60d956.tar.gz | |
readprofile: do not close/free just before exiting
function old new delta
readprofile_main 1784 1762 -22
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | NOFORK_NOEXEC.lst | 6 | ||||
| -rw-r--r-- | util-linux/readprofile.c | 6 |
2 files changed, 7 insertions, 5 deletions
diff --git a/NOFORK_NOEXEC.lst b/NOFORK_NOEXEC.lst index ab58df5..02e2ba9 100644 --- a/NOFORK_NOEXEC.lst +++ b/NOFORK_NOEXEC.lst @@ -48,7 +48,7 @@ ash - interactive, longterm awk - noexec. runner base64 - runner basename - NOFORK -beep +beep - longterm: beep -r 999999999 blkdiscard - noexec. leaks: open+xioctl blkid - noexec blockdev - noexec. leaks fd @@ -127,7 +127,7 @@ findfs - suid flash_eraseall flash_lock flash_unlock -flashcp +flashcp - needs ^C. flash writing may be slow, better to free memory memory by execing flock - spawner, changes state (file locks), let's play safe and not be noexec fold - noexec. runner free - nofork candidate(struct globals, needs to close /proc/meminfo fd) @@ -278,7 +278,7 @@ raidautorun - noexec. very simple. leaks: open+xioctl rdate - needs ^C (may talk to DNS servers, which may be down) rdev - leaks: find_block_device -> readdir+xstrdup readlink - NOFORK -readprofile +readprofile - reads /boot/System.map and /proc/profile, better to free more memory memory by execing? realpath - NOFORK reboot - rare reformime - runner diff --git a/util-linux/readprofile.c b/util-linux/readprofile.c index b045657..394ece1 100644 --- a/util-linux/readprofile.c +++ b/util-linux/readprofile.c @@ -266,8 +266,10 @@ int readprofile_main(int argc UNUSED_PARAM, char **argv) printf("%6u %-40s %8.4f\n", total, "total", total/(double)(fn_add-add0)); - fclose(map); - free(buf); + if (ENABLE_FEATURE_CLEAN_UP) { + fclose(map); + free(buf); + } return EXIT_SUCCESS; } |