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* sunrpc/xdr.c (xdr_string): Catch nodesize == 0 [PR libc/4999].
This commit is contained in:
Ulrich Drepper 2003-04-05 22:24:12 +00:00
parent abefbc51f4
commit a9f17952b8
2 changed files with 9 additions and 4 deletions
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2
ChangeLog
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@ -1,5 +1,7 @@
2003-04-05 Ulrich Drepper <drepper@redhat.com>
* sunrpc/xdr.c (xdr_string): Catch nodesize == 0 [PR libc/4999].
* sysdeps/ieee754/ldbl-96/e_gammal_r.c (__ieee754_gammal_r):
Always initialize *signgamp before returning an error.

11
sunrpc/xdr.c
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@ -704,6 +704,13 @@ xdr_string (xdrs, cpp, maxsize)
return FALSE;
}
nodesize = size + 1;
if (nodesize == 0)
{
/* This means an overflow. It a bug in the caller which
provided a too large maxsize but nevertheless catch it
here. */
return FALSE;
}
/*
* now deal with the actual bytes
@ -711,10 +718,6 @@ xdr_string (xdrs, cpp, maxsize)
switch (xdrs->x_op)
{
case XDR_DECODE:
if (nodesize == 0)
{
return TRUE;
}
if (sp == NULL)
*cpp = sp = (char *) mem_alloc (nodesize);
if (sp == NULL)