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| author | Karel Zak | 2012-02-02 15:34:08 +0100 |
|---|---|---|
| committer | Karel Zak | 2012-02-02 15:34:08 +0100 |
| commit | bafd2d4653ebb9e49853ba8688d46fc8b3748df5 (patch) | |
| tree | 76dab2107c007274161716baeded14aa5633fde7 /text-utils/parse.c | |
| parent | lib/loopdev: remove dead assigment and null deference (diff) | |
| download | kernel-qcow2-util-linux-bafd2d4653ebb9e49853ba8688d46fc8b3748df5.tar.gz kernel-qcow2-util-linux-bafd2d4653ebb9e49853ba8688d46fc8b3748df5.tar.xz kernel-qcow2-util-linux-bafd2d4653ebb9e49853ba8688d46fc8b3748df5.zip | |
hexdump: make code more robust
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'text-utils/parse.c')
| -rw-r--r-- | text-utils/parse.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/text-utils/parse.c b/text-utils/parse.c index e41b4a0c7..481db6d3e 100644 --- a/text-utils/parse.c +++ b/text-utils/parse.c @@ -80,7 +80,7 @@ void addfile(char *name) void add(const char *fmt) { const char *p; - static FS **nextfs; + static FS **nextfs = NULL; FS *tfs; FU *tfu, **nextfu; const char *savep; @@ -89,8 +89,9 @@ void add(const char *fmt) tfs = xcalloc(1, sizeof(FS)); if (!fshead) fshead = tfs; - else + else if (nextfs) *nextfs = tfs; + nextfs = &tfs->nextfs; nextfu = &tfs->nextfu; @@ -222,7 +223,7 @@ void rewrite(FS *fs) pr = xcalloc(1, sizeof(PR)); if (!fu->nextpr) fu->nextpr = pr; - else + else if (nextpr) *nextpr = pr; /* Skip preceding text and up to the next % sign. */ |