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collect: check realloc return value

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This commit is contained in:
Tobias Klauser 2008-06-18 00:47:33 +02:00 committed by Kay Sievers
parent c986ca557d
commit 322fc7a636
1 changed files with 9 additions and 2 deletions
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11
extras/collect/collect.c
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@ -53,7 +53,7 @@ static LIST_HEAD(bunch);
static int debug;
/* This can increase dynamically */
static int bufsize = BUFSIZE;
static size_t bufsize = BUFSIZE;
static void sig_alrm(int signo)
{
@ -272,8 +272,15 @@ static int missing(int fd)
ret++;
} else {
while (strlen(him->name)+1 >= bufsize) {
char *tmpbuf;
bufsize = bufsize << 1;
buf = realloc(buf, bufsize);
tmpbuf = realloc(buf, bufsize);
if (!tmpbuf) {
free(buf);
return -1;
}
buf = tmpbuf;
}
snprintf(buf, strlen(him->name)+2, "%s ", him->name);
write(fd, buf, strlen(buf));