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fix diff-delta bad memory access

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It cannot be assumed that the given buffer will never be moved when
shrinking the allocated memory size with realloc().  So let's ignore
that optimization for now.

This patch makes Electric Fence happy on Linux.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Acked-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Nicolas Pitre 2006-05-10 12:26:08 -04:00 committed by Junio C Hamano
parent f7a3276bab
commit 639ca54972
1 changed files with 0 additions and 5 deletions
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5
diff-delta.c
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@ -199,7 +199,6 @@ struct delta_index * create_delta_index(const void *buf, unsigned long bufsize)
entry->next = hash[i];
hash[i] = entry++;
hash_count[i]++;
entries--;
}
}
@ -230,10 +229,6 @@ struct delta_index * create_delta_index(const void *buf, unsigned long bufsize)
}
free(hash_count);
/* If we didn't use all hash entries, free the unused memory. */
if (entries)
index = realloc(index, memsize - entries * sizeof(*entry));
return index;
}