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util-linux
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hexdump: make code more robust 

Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2012-02-02 15:34:08 +01:00
parent 7552258a75
commit bafd2d4653
1 changed files with 4 additions and 3 deletions
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7
text-utils/parse.c
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@ -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. */