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target: check hex2bin result

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Now that hex2bin does error checking, on error add debugging error msg.

Changelog v1 (update):
- fixed definition of 'ret'
- hex2bin now returns an int

Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Acked-by: Andy Shevchenko <andy.shevchenko@gmail.com>
This commit is contained in:
Mimi Zohar
2011-09-16 08:50:30 -04:00
parent 2b3ff6319e
commit 8c35ad2027
1 changed files with 9 additions and 3 deletions
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12
drivers/target/target_core_fabric_lib.c
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@@ -63,6 +63,7 @@ u32 sas_get_pr_transport_id(
unsigned char *buf)
{
unsigned char *ptr;
int ret;
/*
* Set PROTOCOL IDENTIFIER to 6h for SAS
@@ -74,7 +75,9 @@ u32 sas_get_pr_transport_id(
*/
ptr = &se_nacl->initiatorname[4]; /* Skip over 'naa. prefix */
hex2bin(&buf[4], ptr, 8);
ret = hex2bin(&buf[4], ptr, 8);
if (ret < 0)
pr_debug("sas transport_id: invalid hex string\n");
/*
* The SAS Transport ID is a hardcoded 24-byte length
@@ -156,8 +159,9 @@ u32 fc_get_pr_transport_id(
unsigned char *buf)
{
unsigned char *ptr;
int i;
int i, ret;
u32 off = 8;
/*
* PROTOCOL IDENTIFIER is 0h for FCP-2
*
@@ -174,7 +178,9 @@ u32 fc_get_pr_transport_id(
i++;
continue;
}
hex2bin(&buf[off++], &ptr[i], 1);
ret = hex2bin(&buf[off++], &ptr[i], 1);
if (ret < 0)
pr_debug("fc transport_id: invalid hex string\n");
i += 2;
}
/*