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| author | Enzo Matsumiya <ematsumiya@suse.de> | 2022-09-20 15:10:35 -0300 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2022-10-07 23:06:48 -0500 |
| commit | a4e430c8c8ba96be8c6ec4f2eb108bb8bcbee069 (patch) | |
| tree | ff8fb70c06b5dd58f6c8d89a0b5d4d19c5a4fc5d /fs/cifs/misc.c | |
| parent | f5823f5ee36040c2a8b8b36afe0783fe0bd7ad14 (diff) | |
| download | linux-stable-a4e430c8c8ba96be8c6ec4f2eb108bb8bcbee069.tar.gz linux-stable-a4e430c8c8ba96be8c6ec4f2eb108bb8bcbee069.tar.bz2 linux-stable-a4e430c8c8ba96be8c6ec4f2eb108bb8bcbee069.zip | |
cifs: replace kfree() with kfree_sensitive() for sensitive data
Replace kfree with kfree_sensitive, or prepend memzero_explicit() in
other cases, when freeing sensitive material that could still be left
in memory.
Signed-off-by: Enzo Matsumiya <ematsumiya@suse.de>
Reported-by: kernel test robot <oliver.sang@intel.com>
Link: https://lore.kernel.org/r/202209201529.ec633796-oliver.sang@intel.com
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Reviewed-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/misc.c')
| -rw-r--r-- | fs/cifs/misc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index 20a112c96bae..72bd1b2b323f 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -1119,7 +1119,7 @@ cifs_alloc_hash(const char *name, void cifs_free_hash(struct crypto_shash **shash, struct sdesc **sdesc) { - kfree(*sdesc); + kfree_sensitive(*sdesc); *sdesc = NULL; if (*shash) crypto_free_shash(*shash); |