# | Line 303 | Line 303 | register unsigned n; | |
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303 | register int bucket; | |
304 | register unsigned bsiz; | |
305 | ||
306 | < | if (n < 1<<FIRSTBUCKET) |
306 | > | if (n < 1<<FIRSTBUCKET || p == NULL) |
307 | return; | |
308 | #ifdef MSTATS | |
309 | b_nfreed += n; |
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