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authorDenis Vlasenko2008-03-29 16:07:46 +0000
committerDenis Vlasenko2008-03-29 16:07:46 +0000
commitaa8a601084f7f0fc74fc561e12b42f8d7e3a6fe9 (patch)
tree49986b140b1766e52c1a22c4d4ae226b619a7f6f /util-linux/mdev.c
parent02f12f53e8d7fa92dbf4e7c9c5cb011e7922d74c (diff)
downloadbusybox-aa8a601084f7f0fc74fc561e12b42f8d7e3a6fe9.zip
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mdev: fix block/char device detection. Closes bug 2144.
Diffstat (limited to 'util-linux/mdev.c')
-rw-r--r--util-linux/mdev.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/util-linux/mdev.c b/util-linux/mdev.c
index c4c4350..c8d603b 100644
--- a/util-linux/mdev.c
+++ b/util-linux/mdev.c
@@ -69,7 +69,9 @@ static void make_device(char *path, int delete)
/* Determine device name, type, major and minor */
device_name = bb_basename(path);
- type = (path[5] == 'c' ? S_IFCHR : S_IFBLK); /* "/sys/[c]lass"? */
+ /* http://kernel.org/doc/pending/hotplug.txt says that only
+ * "/sys/block/..." is for block devices. "sys/bus" etc is not! */
+ type = (strncmp(&path[5], "block/", 6) == 0 ? S_IFBLK : S_IFCHR);
if (ENABLE_FEATURE_MDEV_CONF) {
FILE *fp;