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fileio: Fix a potential buffer overflow

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Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
This commit is contained in:
Bart Van Assche
2015-05-06 14:51:13 +02:00
parent 60decfb5b8
commit e1a1667e51
1 changed files with 2 additions and 2 deletions
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4
usr/fileio/debug.c
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@@ -52,11 +52,11 @@ int debug_print_prefix(unsigned long trace_flag, const char *prefix,
time_t tt;
time(&tt);
localtime_r(&tt, &t);
i += snprintf(&trace_buf[i], TRACE_BUF_SIZE, "%d:%d:%d ",
i += snprintf(&trace_buf[i], TRACE_BUF_SIZE - i, "%d:%d:%d ",
t.tm_hour, t.tm_min, t.tm_sec);
}
if (trace_flag & TRACE_PID)
i += snprintf(&trace_buf[i], TRACE_BUF_SIZE, "[%d]: ",
i += snprintf(&trace_buf[i], TRACE_BUF_SIZE - i, "[%d]: ",
gettid());
if (prefix != NULL)
i += snprintf(&trace_buf[i], TRACE_BUF_SIZE - i, "%s:", prefix);