scsi: set fmt to NULL scsi_extd_sense_format() by default

One of the two callers passes an unintialized pointer as "fmt" and
expects it to be set to NULL if there is no format string.  Let's make
this function work as expected.

Fixes: d811b848eb ('scsi: use sdev as argument for sense code printing')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: James Bottomley <JBottomley@Parallels.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Dan Carpenter 2014-12-02 14:07:30 +03:00 коммит произвёл Christoph Hellwig
Родитель 85686f696d
Коммит 249b15ba63
1 изменённых файлов: 3 добавлений и 0 удалений

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@ -1271,6 +1271,7 @@ scsi_extd_sense_format(unsigned char asc, unsigned char ascq, const char **fmt)
int i;
unsigned short code = ((asc << 8) | ascq);
*fmt = NULL;
for (i = 0; additional[i].text; i++)
if (additional[i].code12 == code)
return additional[i].text;
@ -1282,6 +1283,8 @@ scsi_extd_sense_format(unsigned char asc, unsigned char ascq, const char **fmt)
return additional2[i].str;
}
}
#else
*fmt = NULL;
#endif
return NULL;
}