Fix bug where a struct buf was free()'d back to the system malloc pool. Quite amazing that the system runs at all with this bug. Also present in 2.2.5. The bug appears to have come in with changes in rev 1.53.
Fix bug where a struct buf was free()'d back to the system malloc pool.
Quite amazing that the system runs at all with this bug. Also present in
2.2.5. The bug appears to have come in with changes in rev 1.53.

PR:		might fix PR#5313
Submitted by:	bde

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