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Merge branch 'master' of ssh://sources.redhat.com/git/glibc
Conflicts: ChangeLog
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commit
70c90289ff
@ -8,6 +8,10 @@
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* sysdeps/unix/sysv/linux/clock_gettime.c: Likewise.
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* sysdeps/unix/sysv/linux/clock_settime.c: Likewise.
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2010-03-25 Andreas Schwab <schwab@redhat.com>
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* sysdeps/posix/cuserid.c: Fix typo.
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2010-03-16 Chris Demetriou <cgd@google.com>
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[BZ #11394]
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@ -4852,7 +4852,8 @@ _int_free(mstate av, mchunkptr p)
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free_perturb (chunk2mem(p), size - SIZE_SZ);
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set_fastchunks(av);
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fb = &fastbin (av, fastbin_index(size));
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unsigned int idx = fastbin_index(size);
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fb = &fastbin (av, idx);
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#ifdef ATOMIC_FASTBINS
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mchunkptr fd;
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@ -4866,6 +4867,12 @@ _int_free(mstate av, mchunkptr p)
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errstr = "double free or corruption (fasttop)";
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goto errout;
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}
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if (old != NULL
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&& __builtin_expect (fastbin_index(chunksize(old)) != idx, 0))
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{
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errstr = "invalid fastbin entry (free)";
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goto errout;
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}
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p->fd = fd = old;
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}
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while ((old = catomic_compare_and_exchange_val_rel (fb, p, fd)) != fd);
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@ -4877,6 +4884,12 @@ _int_free(mstate av, mchunkptr p)
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errstr = "double free or corruption (fasttop)";
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goto errout;
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}
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if (*fb != NULL
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&& __builtin_expect (fastbin_index(chunksize(*fb)) != idx, 0))
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{
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errstr = "invalid fastbin entry (free)";
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goto errout;
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}
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p->fd = *fb;
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*fb = p;
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@ -51,6 +51,7 @@ main (void)
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for (i=0; i<100; ++i)
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{
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printf("round %li\n", i);
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save_state = malloc_get_state ();
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if (save_state == NULL)
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{
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@ -64,13 +65,18 @@ main (void)
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merror ("realloc (i*4) failed.");
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free (save_state);
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}
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puts("done");
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p1 = realloc (p1, 40);
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puts("after realloc");
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free (p2);
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puts("after free 1");
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p2 = malloc (10);
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puts("after malloc");
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if (p2 == NULL)
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merror ("malloc (10) failed.");
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free (p1);
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puts("after free 2");
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return errors != 0;
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}
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@ -44,6 +44,6 @@ cuserid (s)
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if (s == NULL)
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s = name;
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s[L_userid - 1] = '\0';
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s[L_cuserid - 1] = '\0';
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return strncpy (s, pwptr->pw_name, L_cuserid - 1);
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}
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