diff options
| author | Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se> | 2014-07-27 16:57:42 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2014-07-30 07:49:36 -0400 |
| commit | 4d0a21f1fd31adb3ec66db4c1af3856ae0b8549f (patch) | |
| tree | c3c54a8e54c6c5504b79c77d1f37d29aa1821b97 | |
| parent | bdbb9662f7b18197cadb729f1d97e5646546179a (diff) | |
| download | blackbird-op-linux-4d0a21f1fd31adb3ec66db4c1af3856ae0b8549f.tar.gz blackbird-op-linux-4d0a21f1fd31adb3ec66db4c1af3856ae0b8549f.zip | |
scsi: qla4xxx: ql4_mbx.c: Cleaning up missing null-terminate in conjunction with strncpy
Replacing strncpy with strlcpy to avoid strings that lacks null terminate.
And in some cases modified to copy one character less than the overall
length, as the entire area is already zeroed.
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Acked-By: Nilesh Javali <nilesh.javali@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
| -rw-r--r-- | drivers/scsi/qla4xxx/ql4_mbx.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c index fdfae79924ac..c291fdff1b33 100644 --- a/drivers/scsi/qla4xxx/ql4_mbx.c +++ b/drivers/scsi/qla4xxx/ql4_mbx.c @@ -1620,8 +1620,8 @@ int qla4xxx_get_chap(struct scsi_qla_host *ha, char *username, char *password, goto exit_get_chap; } - strncpy(password, chap_table->secret, QL4_CHAP_MAX_SECRET_LEN); - strncpy(username, chap_table->name, QL4_CHAP_MAX_NAME_LEN); + strlcpy(password, chap_table->secret, QL4_CHAP_MAX_SECRET_LEN); + strlcpy(username, chap_table->name, QL4_CHAP_MAX_NAME_LEN); chap_table->cookie = __constant_cpu_to_le16(CHAP_VALID_COOKIE); exit_get_chap: @@ -1663,8 +1663,8 @@ int qla4xxx_set_chap(struct scsi_qla_host *ha, char *username, char *password, else chap_table->flags |= BIT_7; /* local */ chap_table->secret_len = strlen(password); - strncpy(chap_table->secret, password, MAX_CHAP_SECRET_LEN); - strncpy(chap_table->name, username, MAX_CHAP_NAME_LEN); + strncpy(chap_table->secret, password, MAX_CHAP_SECRET_LEN - 1); + strncpy(chap_table->name, username, MAX_CHAP_NAME_LEN - 1); chap_table->cookie = __constant_cpu_to_le16(CHAP_VALID_COOKIE); if (is_qla40XX(ha)) { @@ -1742,8 +1742,8 @@ int qla4xxx_get_uni_chap_at_index(struct scsi_qla_host *ha, char *username, goto exit_unlock_uni_chap; } - strncpy(password, chap_table->secret, MAX_CHAP_SECRET_LEN); - strncpy(username, chap_table->name, MAX_CHAP_NAME_LEN); + strlcpy(password, chap_table->secret, MAX_CHAP_SECRET_LEN); + strlcpy(username, chap_table->name, MAX_CHAP_NAME_LEN); rval = QLA_SUCCESS; @@ -2295,7 +2295,7 @@ int qla4_8xxx_set_param(struct scsi_qla_host *ha, int param) if (param == SET_DRVR_VERSION) { mbox_cmd[1] = SET_DRVR_VERSION; strncpy((char *)&mbox_cmd[2], QLA4XXX_DRIVER_VERSION, - MAX_DRVR_VER_LEN); + MAX_DRVR_VER_LEN - 1); } else { ql4_printk(KERN_ERR, ha, "%s: invalid parameter 0x%x\n", __func__, param); |
