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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-25 03:26:47 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-25 03:26:47 +0300 |
| commit | d8079fac168168b25677dc16c00ffaf9fb7df723 (patch) | |
| tree | 34a68f118e7b9040e63abb12d5e4faeb3fec7023 /fs/cifs/cifssmb.c | |
| parent | 6498f6151825f1e5aac5543fa9ea4ea218dcbe8c (diff) | |
| parent | 488968a8945c119859d91bb6a8dc13bf50002f15 (diff) | |
| download | linux-d8079fac168168b25677dc16c00ffaf9fb7df723.tar.xz | |
Merge tag '5.14-rc2-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6
Pull cifs fixes from Steve French:
"Five cifs/smb3 fixes, including a DFS failover fix, two fallocate
fixes, and two trivial coverity cleanups"
* tag '5.14-rc2-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6:
cifs: fix fallocate when trying to allocate a hole.
CIFS: Clarify SMB1 code for POSIX delete file
CIFS: Clarify SMB1 code for POSIX Create
cifs: support share failover when remounting
cifs: only write 64kb at a time when fallocating a small region of a file
Diffstat (limited to 'fs/cifs/cifssmb.c')
| -rw-r--r-- | fs/cifs/cifssmb.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index f72e3b3dca69..65d1a65bfc37 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -873,8 +873,11 @@ PsxDelete: InformationLevel) - 4; offset = param_offset + params; - /* Setup pointer to Request Data (inode type) */ - pRqD = (struct unlink_psx_rq *)(((char *)&pSMB->hdr.Protocol) + offset); + /* Setup pointer to Request Data (inode type). + * Note that SMB offsets are from the beginning of SMB which is 4 bytes + * in, after RFC1001 field + */ + pRqD = (struct unlink_psx_rq *)((char *)(pSMB) + offset + 4); pRqD->type = cpu_to_le16(type); pSMB->ParameterOffset = cpu_to_le16(param_offset); pSMB->DataOffset = cpu_to_le16(offset); @@ -1081,7 +1084,8 @@ PsxCreat: param_offset = offsetof(struct smb_com_transaction2_spi_req, InformationLevel) - 4; offset = param_offset + params; - pdata = (OPEN_PSX_REQ *)(((char *)&pSMB->hdr.Protocol) + offset); + /* SMB offsets are from the beginning of SMB which is 4 bytes in, after RFC1001 field */ + pdata = (OPEN_PSX_REQ *)((char *)(pSMB) + offset + 4); pdata->Level = cpu_to_le16(SMB_QUERY_FILE_UNIX_BASIC); pdata->Permissions = cpu_to_le64(mode); pdata->PosixOpenFlags = cpu_to_le32(posix_flags); |