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| author | Andreas Herrmann <aherrman@de.ibm.com> | 2005-06-13 13:22:25 +0200 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.(none)> | 2005-06-13 21:34:35 -0500 |
| commit | cd8a383ebc93f8ded9cefee53a337542c3aacad7 (patch) | |
| tree | f5a86536382783893f88df2ed082fec11d391285 | |
| parent | 1db2c9c0931a53fe013db55fd2ff58859db31e8d (diff) | |
| download | linux-cd8a383ebc93f8ded9cefee53a337542c3aacad7.tar.gz linux-cd8a383ebc93f8ded9cefee53a337542c3aacad7.tar.bz2 linux-cd8a383ebc93f8ded9cefee53a337542c3aacad7.zip | |
[SCSI] zfcp: fix module parameter parsing
From: Heiko Carstens <heiko.carstens@de.ibm.com>
Fixes module parameter parsing for "device" parameter. The original
module parameter was changed while parsing it. This corrupted the
output in sysfs (/sys/module/zfcp/parameters/device).
Signed-off-by: Andreas Herrmann <aherrman@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
| -rw-r--r-- | drivers/s390/scsi/zfcp_aux.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index c999042dae15..e17b4d58a9f6 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -218,13 +218,20 @@ zfcp_in_els_dbf_event(struct zfcp_adapter *adapter, const char *text, * Parse "device=..." parameter string. */ static int __init -zfcp_device_setup(char *str) +zfcp_device_setup(char *devstr) { - char *tmp; + char *tmp, *str; + size_t len; - if (!str) + if (!devstr) return 0; + len = strlen(devstr) + 1; + str = (char *) kmalloc(len, GFP_KERNEL); + if (!str) + goto err_out; + memcpy(str, devstr, len); + tmp = strchr(str, ','); if (!tmp) goto err_out; @@ -241,10 +248,12 @@ zfcp_device_setup(char *str) zfcp_data.init_fcp_lun = simple_strtoull(tmp, &tmp, 0); if (*tmp != '\0') goto err_out; + kfree(str); return 1; err_out: ZFCP_LOG_NORMAL("Parse error for device parameter string %s\n", str); + kfree(str); return 0; } |