[LU-9315] New static analysis issues in v2_9_55_0-35-gaa32cc5

Related — Wed, 30 Aug 2023 21:40:00 +0000

Found 4 new static analysis issues in v2_9_55_0-35-gaa32cc5:

Buffer Overflow - Non-null Terminated String
- lustre/utils/liblustreapi_layout.c: in llapi_layout_expected, Buffer overflow of 'donor_path' due to non null terminated string 'donor_path'
Use of Freed Memory by Pointer
- lustre/utils/liblustreapi_layout.c: in llapi_layout_comp_del, Object 'comp' was dereferenced at line 1770 after being freed by calling '__llapi_comp_free' at line 1769
Result of function that may return NULL will be dereferenced
- lustre/lov/lov_pack.c: in lov_unpackmd, Pointer 'lsm_op_find(magic)' returned from call to function 'lsm_op_find' at line 334 may be NULL and will be dereferenced at line 334.
Uninitialized Variable - possible
- lustre/utils/liblustreapi.c: in find_check_comp_options, 'ret' might be used uninitialized in this function. Also there are 2 similar errors on lines 3243, 3264.

The list of commits since the previous build v2_9_55_0-13-g1d40214:

aa32cc5	~~LU-8998~~ pfl: PFL feature implementation
514b7da	LU-9300 test: need copytool setup for sanity-hsm 1b
7da1d93	~~LU-9165~~ pfl: MDS handling of write intent IT_LAYOUT RPC
7107e54	~~LU-9008~~ pfl: dynamic layout modification with write/truncate
03b86ce	~~LU-8998~~ pfl: test cases for lfsck on PFL
d1df591	~~LU-8998~~ docs: add llapi_ man pages to Makefile.am
c6e9f4f	~~LU-8998~~ docs: add lfs-setripe manpage to dist
e2cdf46	~~LU-8998~~ pfl: layout LFSCK handles PFL file
db5661e	~~LU-8998~~ pfl: enhance PFID EA for PFL
e61be5b	~~LU-8998~~ docs: man pages for composite layout APIs
cebc79b	~~LU-8054~~ lfsck: enhance lfsck notify API
12a130c	~~LU-8050~~ osp: not use obdo::o_lcookie for non-onwire RPC data
b6dfd13	~~LU-8998~~ utils: enlarge default inode size
41bfc1e	~~LU-8998~~ tests: test scripts for PFL
f50cc4e	~~LU-8998~~ docs: man pages for tools of PFL
5a76aee	~~LU-8998~~ lfs: user space tools for PFL
c4702b7	~~LU-8998~~ lustreapi: composite llapi_layout
fafe6b4	~~LU-8998~~ clio: getstripe support comp layout
e584b8f	~~LU-8998~~ clio: Client side implementation for PFL
f3f6515	~~LU-8998~~ lov: add composite layout unpacking
8969392	~~LU-8998~~ lod: accomodate to composite layout
427ced3	~~LU-8998~~ pfl: Basic data structures for composite layout

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