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| author | Jakob Normark <jakobnormark@gmail.com> | 2013-05-15 23:41:51 +0400 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-06-26 18:59:37 +0400 |
| commit | c6e23d83c35380909edf2eb364943719bc10e9be (patch) | |
| tree | d0e0c0ea6a21646648b46802ddedaab25f5106f6 | |
| parent | 7525be545c839a65bb05ac71e795d17eafcaf20a (diff) | |
| download | linux-c6e23d83c35380909edf2eb364943719bc10e9be.tar.xz | |
[SCSI] bfa: Fixes for 0-terminated strncpy and possible null pointer dereference
This patch fixes two cppcheck errors in drivers/scsi/bfa/bfad_im.c
[jejb: correct strlcpy fix]
Signed-off-by: Jakob Normark <jakobnormark@gmail.com>
Acked-by: Vijay Mohan Guvva <vmohan@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
| -rw-r--r-- | drivers/scsi/bfa/bfad_im.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c index 5864f987f206..9796284512a9 100644 --- a/drivers/scsi/bfa/bfad_im.c +++ b/drivers/scsi/bfa/bfad_im.c @@ -944,13 +944,15 @@ static int bfad_im_slave_alloc(struct scsi_device *sdev) { struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); - struct bfad_itnim_data_s *itnim_data = - (struct bfad_itnim_data_s *) rport->dd_data; - struct bfa_s *bfa = itnim_data->itnim->bfa_itnim->bfa; + struct bfad_itnim_data_s *itnim_data; + struct bfa_s *bfa; if (!rport || fc_remote_port_chkready(rport)) return -ENXIO; + itnim_data = (struct bfad_itnim_data_s *) rport->dd_data; + bfa = itnim_data->itnim->bfa_itnim->bfa; + if (bfa_get_lun_mask_status(bfa) == BFA_LUNMASK_ENABLED) { /* * We should not mask LUN 0 - since this will translate @@ -1035,7 +1037,7 @@ bfad_fc_host_init(struct bfad_im_port_s *im_port) /* For fibre channel services type 0x20 */ fc_host_supported_fc4s(host)[7] = 1; - strncpy(symname, bfad->bfa_fcs.fabric.bport.port_cfg.sym_name.symname, + strlcpy(symname, bfad->bfa_fcs.fabric.bport.port_cfg.sym_name.symname, BFA_SYMNAME_MAXLEN); sprintf(fc_host_symbolic_name(host), "%s", symname); |