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-rw-r--r--common/cmd_mtdparts.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/common/cmd_mtdparts.c b/common/cmd_mtdparts.c
index 0b5f747..cec154c 100644
--- a/common/cmd_mtdparts.c
+++ b/common/cmd_mtdparts.c
@@ -837,14 +837,16 @@ static int device_parse(const char *const mtd_dev, const char **ret, struct mtd_
u32 offset;
int err = 1;
- p = mtd_dev;
+ DEBUGF("===device_parse===\n");
+
+ assert(retdev);
*retdev = NULL;
- *ret = NULL;
- DEBUGF("===device_parse===\n");
+ if (ret)
+ *ret = NULL;
/* fetch <mtd-id> */
- mtd_id = p;
+ mtd_id = p = mtd_dev;
if (!(p = strchr(mtd_id, ':'))) {
printf("no <mtd-id> identifier\n");
return 1;
@@ -913,12 +915,15 @@ static int device_parse(const char *const mtd_dev, const char **ret, struct mtd_
/* check for next device presence */
if (p) {
if (*p == ';') {
- *ret = ++p;
+ if (ret)
+ *ret = ++p;
} else if (*p == '\0') {
- *ret = p;
+ if (ret)
+ *ret = p;
} else {
printf("unexpected character '%c' at the end of device\n", *p);
- *ret = NULL;
+ if (ret)
+ *ret = NULL;
return 1;
}
}