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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-06-15 13:03:14 +0300
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-06-15 13:04:54 +0300
commitccb2e466874c12fa060f9741f491bffa897a3a0c (patch)
tree27d7a18d7f284fb83d2c2f467f8876429ae32fb3 /ubi-utils/src/libubi.c
parentf64e613c4402080edf03c225cb4c0068040cf028 (diff)
ubi-utils: harmonize mtd device node variables
Consistently use 'mtd_dev_node' to name variables consining MTD device node path. Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'ubi-utils/src/libubi.c')
-rw-r--r--ubi-utils/src/libubi.c31
1 files changed, 16 insertions, 15 deletions
diff --git a/ubi-utils/src/libubi.c b/ubi-utils/src/libubi.c
index 3fe7956..2eab3ba 100644
--- a/ubi-utils/src/libubi.c
+++ b/ubi-utils/src/libubi.c
@@ -736,24 +736,25 @@ int ubi_attach_mtd(libubi_t desc, const char *node,
#endif
/**
- * dev_to_mtdnum - converts device node to MTD number.
- * @dev: path to device node to convert
+ * mtd_node_to_num - converts device node to MTD number.
+ * @mtd_dev_node: path to device node to convert
*
- * This function converts given @dev to MTD device number. @dev should contain
- * path to the MTD device node. Returns MTD device number in case of success and
- * %-1 in case of failure (errno is set).
+ * This function converts given @mtd_dev_node to MTD device number.
+ * @mtd_dev_node should contain path to the MTD device node. Returns MTD device
+ * number in case of success and %-1 in case of failure (errno is set).
*/
-static int dev_to_mtdnum(const char *dev)
+static int mtd_node_to_num(const char *mtd_dev_node)
{
int major, minor;
struct stat sb;
- if (stat(dev, &sb) < 0)
- return sys_errmsg("cannot stat \"%s\"", dev);
+ if (stat(mtd_dev_node, &sb) < 0)
+ return sys_errmsg("cannot stat \"%s\"", mtd_dev_node);
if (!S_ISCHR(sb.st_mode)) {
errno = EINVAL;
- return sys_errmsg("\"%s\" is not a character device", dev);
+ return sys_errmsg("\"%s\" is not a character device",
+ mtd_dev_node);
}
major = major(sb.st_rdev);
@@ -761,7 +762,7 @@ static int dev_to_mtdnum(const char *dev)
if (major != MTD_CHAR_MAJOR) {
errno = EINVAL;
- return sys_errmsg("\"%s\" is not an MTD device", dev);
+ return sys_errmsg("\"%s\" is not an MTD device", mtd_dev_node);
}
return minor / 2;
@@ -772,7 +773,7 @@ int ubi_attach(libubi_t desc, const char *node, struct ubi_attach_request *req)
struct ubi_attach_req r;
int ret;
- if (!req->dev)
+ if (!req->mtd_dev_node)
/* Fallback to opening by mtd_num */
return ubi_attach_mtd(desc, node, req);
@@ -784,7 +785,7 @@ int ubi_attach(libubi_t desc, const char *node, struct ubi_attach_request *req)
* User has passed path to device node. Lets find out MTD device number
* of the device and pass it to the kernel.
*/
- r.mtd_num = dev_to_mtdnum(req->dev);
+ r.mtd_num = mtd_node_to_num(req->mtd_dev_node);
if (r.mtd_num == -1)
return -1;
@@ -808,16 +809,16 @@ int ubi_detach_mtd(libubi_t desc, const char *node, int mtd_num)
return ubi_remove_dev(desc, node, ubi_dev);
}
-int ubi_detach(libubi_t desc, const char *node, const char *dev)
+int ubi_detach(libubi_t desc, const char *node, const char *mtd_dev_node)
{
int mtd_num;
- if (!dev) {
+ if (!mtd_dev_node) {
errno = EINVAL;
return -1;
}
- mtd_num = dev_to_mtdnum(dev);
+ mtd_num = mtd_node_to_num(mtd_dev_node);
if (mtd_num == -1)
return -1;