наб 8dfb9e57c7 zfs_get_enclosure_sysfs_path(): don't leak dev path
Also always free tmp2 at the end

Before:
nabijaczleweli@tarta:~/uwu$ valgrind --leak-check=full ./blergh
==8947== Memcheck, a memory error detector
==8947== Using Valgrind-3.14.0 and LibVEX
==8947== Command: ./blergh
==8947==
(null)
==8947==
==8947== HEAP SUMMARY:
==8947==     in use at exit: 23 bytes in 1 blocks
==8947==   total heap usage: 3 allocs, 2 frees, 1,147 bytes allocated
==8947==
==8947== 23 bytes in 1 blocks are definitely lost in loss record 1 of 1
==8947==    at 0x483577F: malloc (vg_replace_malloc.c:299)
==8947==    by 0x48D74B7: vasprintf (vasprintf.c:73)
==8947==    by 0x48B7833: asprintf (asprintf.c:35)
==8947==    by 0x401258: zfs_get_enclosure_sysfs_path
                         (zutil_device_path_os.c:191)
==8947==    by 0x401482: main (blergh.c:107)
==8947==
==8947== LEAK SUMMARY:
==8947==    definitely lost: 23 bytes in 1 blocks
==8947==    indirectly lost: 0 bytes in 0 blocks
==8947==      possibly lost: 0 bytes in 0 blocks
==8947==    still reachable: 0 bytes in 0 blocks
==8947==         suppressed: 0 bytes in 0 blocks
==8947==
==8947== For counts of detected and suppressed errors, rerun with: -v
==8947== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)

nabijaczleweli@tarta:~/uwu$ sed -n 191p zutil_device_path_os.c
        tmpsize = asprintf(&tmp1, "/sys/block/%s/device", dev_name);

After:
nabijaczleweli@tarta:~/uwu$ valgrind --leak-check=full ./blergh
==9512== Memcheck, a memory error detector
==9512== Using Valgrind-3.14.0 and LibVEX
==9512== Command: ./blergh
==9512==
(null)
==9512==
==9512== HEAP SUMMARY:
==9512==     in use at exit: 0 bytes in 0 blocks
==9512==   total heap usage: 3 allocs, 3 frees, 1,147 bytes allocated
==9512==
==9512== All heap blocks were freed -- no leaks are possible
==9512==
==9512== For counts of detected and suppressed errors, rerun with: -v
==9512== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #11993
2021-05-08 09:24:57 -07:00
2020-07-14 17:33:44 -07:00
2020-04-14 11:36:28 -07:00
2020-08-20 10:30:06 -07:00
2021-05-08 08:58:26 -07:00
2020-06-09 21:24:09 -07:00
2018-05-29 16:00:33 -07:00
2021-04-15 08:53:08 -07:00
2021-03-30 10:50:55 -07:00
2020-08-26 21:44:41 -07:00
2018-05-29 16:00:33 -07:00
2021-03-16 15:03:28 -07:00
2021-04-02 16:33:40 -07:00
2020-03-16 10:46:03 -07:00

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OpenZFS is an advanced file system and volume manager which was originally developed for Solaris and is now maintained by the OpenZFS community. This repository contains the code for running OpenZFS on Linux and FreeBSD.

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Official Resources

Installation

Full documentation for installing OpenZFS on your favorite operating system can be found at the Getting Started Page.

Contribute & Develop

We have a separate document with contribution guidelines.

We have a Code of Conduct.

Release

OpenZFS is released under a CDDL license. For more details see the NOTICE, LICENSE and COPYRIGHT files; UCRL-CODE-235197

Supported Kernels

  • The META file contains the officially recognized supported Linux kernel versions.
  • Supported FreeBSD versions are any supported branches and releases starting from 12.2-RELEASE.
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