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lvmpolld: zero errno in before strtoul call

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Testing errno value without explicitly setting to
zero in before the strtoul call may lead to
unexpected failures.
This commit is contained in:
Ondrej Kozina 2015-05-26 15:55:16 +02:00
parent a72a805896
commit c069aff21b
1 changed files with 1 additions and 0 deletions
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daemons/lvmpolld/lvmpolld-core.c
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@ -749,6 +749,7 @@ static int process_timeout_arg(const char *str, unsigned *max_timeouts)
char *endptr; char *endptr;
unsigned long l; unsigned long l;
errno = 0;
l = strtoul(str, &endptr, 10); l = strtoul(str, &endptr, 10);
if (errno || *endptr || l >= UINT_MAX) if (errno || *endptr || l >= UINT_MAX)
return 0; return 0;