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outmac64.c: Fix memory clobber bug, clean up memory free

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Fix an array that was way too small resulting in memory overwrite
errors, and free a few more dynamic data structures.

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
H. Peter Anvin 2016-02-11 20:20:10 -08:00
parent 97577e82d7
commit f30d96d1c0
1 changed files with 6 additions and 5 deletions
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11
output/outmac64.c
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@ -1016,7 +1016,7 @@ static void macho_calculate_sizes (void)
}
/* Create a table of sections by file index to avoid linear search */
sectstab = nasm_malloc(seg_nsects64 + 1);
sectstab = nasm_malloc((seg_nsects64 + 1) * sizeof(*sectstab));
sectstab[0] = NULL;
for (s = sects, fi = 1; s != NULL; s = s->next, fi++)
sectstab[fi] = s;
@ -1456,14 +1456,15 @@ static void macho_cleanup(int debuginfo)
saa_free(strs);
raa_free(extsyms);
if (syms) {
while (syms->next) {
while (syms) {
sym = syms;
syms = syms->next;
nasm_free (sym);
}
}
nasm_free(extdefsyms);
nasm_free(undefsyms);
nasm_free(sectstab);
}
/* Debugging routines. */