[SCSI] zfcp: fix kfree handling in zfcp_init_device_setup

[safe/jmp/linux-2.6] / drivers / s390 / scsi / zfcp_aux.c

diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 0f79f3a..2889e5f 100644 (file)
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -128,12 +128,13 @@ out_ccwdev:
 static void __init zfcp_init_device_setup(char *devstr)
 {
        char *token;
-       char *str;
+       char *str, *str_saved;
        char busid[ZFCP_BUS_ID_SIZE];
        u64 wwpn, lun;
 
        /* duplicate devstr and keep the original for sysfs presentation*/
-       str = kmalloc(strlen(devstr) + 1, GFP_KERNEL);
+       str_saved = kmalloc(strlen(devstr) + 1, GFP_KERNEL);
+       str = str_saved;
        if (!str)
                return;
 
@@ -152,12 +153,12 @@ static void __init zfcp_init_device_setup(char *devstr)
        if (!token || strict_strtoull(token, 0, (unsigned long long *) &lun))
                goto err_out;
 
-       kfree(str);
+       kfree(str_saved);
        zfcp_init_device_configure(busid, wwpn, lun);
        return;
 
- err_out:
-       kfree(str);
+err_out:
+       kfree(str_saved);
        pr_err("%s is not a valid SCSI device\n", devstr);
 }