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Fix error in SMARTFS partition number reporting

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This commit is contained in:
Gregory Nutt 2013-11-28 08:11:13 -06:00
parent 5a18f048ce
commit a791b1070b
2 changed files with 17 additions and 4 deletions
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4
ChangeLog
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@ -6113,3 +6113,7 @@
one differs from sst25.c because it supports larger SST25 parts: In
the larger parts support page write instead of byte/word writes like
the smaller parts. From Ken Pettit (2013-11-28).
* drivers/mtd/smart.c: Fixes a minor bug with SMART partition number
reporting (that would only be seen if both partition support and
multi-root directory support are enabled at the same time). From Ken
Pettit (2013-11-28).

17
drivers/mtd/smart.c
View File

@ -96,6 +96,7 @@
#define SMARTFS_FMT_AGING_POS 32
#define SMART_FMT_VERSION 1
#define SMART_PARTNAME_SIZE 4
#define SMART_FIRST_ALLOC_SECTOR 12 /* First logical sector number we will
* use for assignment of requested Alloc
@ -134,7 +135,7 @@ struct smart_struct_s
FAR uint8_t *releasecount; /* Count of released sectors per erase block */
FAR uint8_t *freecount; /* Count of free sectors per erase block */
FAR char *rwbuffer; /* Our sector read/write buffer */
const FAR char *partname; /* Optional partition name */
char partname[SMART_PARTNAME_SIZE]; /* Optional partition name */
uint8_t formatversion; /* Format version on the device */
uint8_t formatstatus; /* Indicates the status of the device format */
uint8_t namesize; /* Length of filenames on this device */
@ -804,9 +805,9 @@ static int smart_scan(struct smart_struct_s *dev)
for (x = 1; x < dev->rootdirentries; x++)
{
if (dev->partname != NULL)
if (dev->partname[0] != '\0')
{
snprintf(dev->rwbuffer, sizeof(devname), "/dev/smart%d%s%d",
snprintf(dev->rwbuffer, sizeof(devname), "/dev/smart%d%sd%d",
dev->minor, dev->partname, x+1);
}
else
@ -2158,7 +2159,15 @@ int smart_initialize(int minor, FAR struct mtd_dev_s *mtd, const char *partname)
dev->formatstatus = SMART_FMT_STAT_UNKNOWN;
dev->namesize = CONFIG_SMARTFS_MAXNAMLEN;
dev->partname = partname;
if (partname)
{
strncpy(dev->partname, partname, SMART_PARTNAME_SIZE);
}
else
{
dev->partname[0] = '\0';
}
#ifdef CONFIG_SMARTFS_MULTI_ROOT_DIRS
dev->minor = minor;
#endif