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| author | Karel Zak | 2012-01-31 13:39:49 +0100 |
|---|---|---|
| committer | Karel Zak | 2012-01-31 13:39:49 +0100 |
| commit | 71107465768fdacfecf4c0be762fb345d4a0a51b (patch) | |
| tree | 17ffbee171c89e4e68be2a2e7aebc9c7b3632f80 /libblkid/src/save.c | |
| parent | libblkid: fix blkid_do_fullprobe() [coverity scan] (diff) | |
| download | kernel-qcow2-util-linux-71107465768fdacfecf4c0be762fb345d4a0a51b.tar.gz kernel-qcow2-util-linux-71107465768fdacfecf4c0be762fb345d4a0a51b.tar.xz kernel-qcow2-util-linux-71107465768fdacfecf4c0be762fb345d4a0a51b.zip | |
libblkid: check for NULL in blkid_flush_cache() [coverity scan]
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'libblkid/src/save.c')
| -rw-r--r-- | libblkid/src/save.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libblkid/src/save.c b/libblkid/src/save.c index 9c1ab467e..f0008ae53 100644 --- a/libblkid/src/save.c +++ b/libblkid/src/save.c @@ -74,9 +74,11 @@ int blkid_flush_cache(blkid_cache cache) filename = cache->bic_filename ? cache->bic_filename : blkid_get_cache_filename(NULL); + if (!filename) + return -BLKID_ERR_PARAM; - if (filename && strncmp(filename, - BLKID_RUNTIME_DIR "/", sizeof(BLKID_RUNTIME_DIR)) == 0) { + if (strncmp(filename, + BLKID_RUNTIME_DIR "/", sizeof(BLKID_RUNTIME_DIR)) == 0) { /* default destination, create the directory if necessary */ if (stat(BLKID_RUNTIME_DIR, &st) && errno == ENOENT) { |