diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2005-11-09 00:04:15 +0000 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2005-11-09 00:04:15 +0000 |
| commit | db176529529c142333f668f2c1334753f7f406bf (patch) | |
| tree | d9e55d415552e5929ab915f009212328fd3f4063 /common | |
| parent | 118f08c948b7e90066f5340c87bd3f356f696c51 (diff) | |
Include checks for mmap() returning NULL
Diffstat (limited to 'common')
| -rw-r--r-- | common/textfile.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/common/textfile.c b/common/textfile.c index dd77980c..b2134562 100644 --- a/common/textfile.c +++ b/common/textfile.c @@ -149,7 +149,7 @@ int textfile_put(char *pathname, char *key, char *value) } map = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_LOCKED, fd, 0); - if (map == MAP_FAILED) { + if (!map || map == MAP_FAILED) { err = errno; goto unlock; } @@ -243,7 +243,7 @@ char *textfile_get(char *pathname, char *key) size = st.st_size; map = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0); - if (map == MAP_FAILED) { + if (!map || map == MAP_FAILED) { err = errno; goto unlock; } |