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| author | patacongo <patacongo@7fd9a85b-ad96-42d3-883c-3090e2eb8679> | 2012-02-07 00:29:06 +0000 |
|---|---|---|
| committer | patacongo <patacongo@7fd9a85b-ad96-42d3-883c-3090e2eb8679> | 2012-02-07 00:29:06 +0000 |
| commit | 1b3d8f3148527a6d13c7c8da0202c8dd55546cf1 (patch) | |
| tree | 8e7211f824fba909e19dc46f1c40f8ae238ab212 /nuttx/fs/fat | |
| parent | 3d264a65026b51036f21dcf69fd1ca576f128b80 (diff) | |
| download | px4-firmware-1b3d8f3148527a6d13c7c8da0202c8dd55546cf1.tar.gz px4-firmware-1b3d8f3148527a6d13c7c8da0202c8dd55546cf1.tar.bz2 px4-firmware-1b3d8f3148527a6d13c7c8da0202c8dd55546cf1.zip | |
Fix a bug in the FAT statfs() implementation
git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4375 7fd9a85b-ad96-42d3-883c-3090e2eb8679
Diffstat (limited to 'nuttx/fs/fat')
| -rw-r--r-- | nuttx/fs/fat/fs_fat32.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/nuttx/fs/fat/fs_fat32.c b/nuttx/fs/fat/fs_fat32.c index 0ec1d78cf..909d5a2dc 100644 --- a/nuttx/fs/fat/fs_fat32.c +++ b/nuttx/fs/fat/fs_fat32.c @@ -1,8 +1,8 @@ /**************************************************************************** * fs/fat/fs_fat32.c * - * Copyright (C) 2007-2009, 2011 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * Copyright (C) 2007-2009, 2011-2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> * * References: * Microsoft FAT documentation @@ -1706,13 +1706,13 @@ static int fat_statfs(struct inode *mountpt, struct statfs *buf) /* Everything else follows in units of clusters */ - buf->f_blocks = fs->fs_nclusters; /* Total data blocks in the file system */ - buf->f_bfree = fat_nfreeclusters(fs, &buf->f_bfree); /* Free blocks in the file system */ - buf->f_bavail = buf->f_bfree; /* Free blocks avail to non-superuser */ - buf->f_namelen = (8+1+3); /* Maximum length of filenames */ - - fat_semgive(fs); - return OK; + ret = fat_nfreeclusters(fs, &buf->f_bfree); /* Free blocks in the file system */ + if (ret >= 0) + { + buf->f_blocks = fs->fs_nclusters; /* Total data blocks in the file system */ + buf->f_bavail = buf->f_bfree; /* Free blocks avail to non-superuser */ + buf->f_namelen = (8+1+3); /* Maximum length of filenames */ + } errout_with_semaphore: fat_semgive(fs); |