From 753de2064321e558268ba046d1dea5add52ac6e2 Mon Sep 17 00:00:00 2001 From: "bernard.xiong@gmail.com" Date: Tue, 30 Nov 2010 14:19:12 +0000 Subject: [PATCH] fix dfs_filesystem_lookup issue in empty item. git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1162 bbd45198-f89e-11dd-88c7-29a3b14d5316 --- components/dfs/src/dfs_fs.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/components/dfs/src/dfs_fs.c b/components/dfs/src/dfs_fs.c index f6e7867578..d1e62468f1 100644 --- a/components/dfs/src/dfs_fs.c +++ b/components/dfs/src/dfs_fs.c @@ -88,8 +88,12 @@ struct dfs_filesystem* dfs_filesystem_lookup(const char *path) /* lookup it in the filesystem table */ for (index = 0; index < DFS_FILESYSTEMS_MAX + 1; index++) { - fspath = strlen(filesystem_table[index].path); - if (fspath < prefixlen) continue; + if (filesystem_table[index].path == RT_NULL) continue; + else + { + fspath = strlen(filesystem_table[index].path); + if (fspath < prefixlen) continue; + } if ((filesystem_table[index].ops != RT_NULL) && strncmp(filesystem_table[index].path, path, fspath) == 0) -- GitLab