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Only use the ABI compat shim for vfs.bufspace if the old buffer is smaller

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than a long.

PR:		amd64/134786
Submitted by:	Emil Mikulic  emikulic| gmail
MFC after:	3 days
This commit is contained in:
jhb 2009-05-21 16:18:45 +00:00
parent fe8ccf4f67
commit 35ba8bce41
1 changed files with 1 additions and 1 deletions
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2
sys/kern/vfs_bio.c
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@ -293,7 +293,7 @@ sysctl_bufspace(SYSCTL_HANDLER_ARGS)
long lvalue;
int ivalue;
if (sizeof(int) == sizeof(long) || req->oldlen == sizeof(long))
if (sizeof(int) == sizeof(long) || req->oldlen >= sizeof(long))
return (sysctl_handle_long(oidp, arg1, arg2, req));
lvalue = *(long *)arg1;
if (lvalue > INT_MAX)