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author | Sascha Hauer <s.hauer@pengutronix.de> | 2007-09-25 14:36:55 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2007-09-25 14:36:55 +0200 |
commit | 6ed4c53c21902c7b9622f47afcb271e845f45e48 (patch) | |
tree | aeae9339f4510ad4ba02f0173db22949c79d5e61 /fs | |
parent | 1cc42431c9855c131331a390ba8f07d385cad933 (diff) | |
download | barebox-6ed4c53c21902c7b9622f47afcb271e845f45e48.tar.gz barebox-6ed4c53c21902c7b9622f47afcb271e845f45e48.tar.xz |
handle NULL Pointers in readdir/closedir properly
Diffstat (limited to 'fs')
-rw-r--r-- | fs/fs.c | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -722,11 +722,19 @@ out: struct dirent *readdir(DIR *dir) { + if (!dir) + return NULL; + return dir->fsdrv->readdir(dir->dev, dir); } int closedir(DIR *dir) { + if (!dir) { + errno = -EBADF; + return -1; + } + return dir->fsdrv->closedir(dir->dev, dir); } |