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diff --git a/src/softmagic.c b/src/softmagic.c
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index 8d08cad..6dc86f5 100644
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--- a/src/softmagic.c
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+++ b/src/softmagic.c
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@@ -41,8 +41,6 @@ FILE_RCSID("@(#)$File: softmagic.c,v 1.147 2011/11/05 15:44:22 rrt Exp $")
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#include <stdlib.h>
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#include <time.h>
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-#define OFFSET_OOB(n, o, i) ((n) < (o) || (i) >= ((n) - (o)))
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-
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private int match(struct magic_set *, struct magic *, uint32_t,
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const unsigned char *, size_t, int, int, int);
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private int mget(struct magic_set *, const unsigned char *,
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@@ -1601,7 +1599,7 @@ mget(struct magic_set *ms, const unsigned char *s,
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break;
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case FILE_REGEX:
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- if (OFFSET_OOB(nbytes, offset, 0))
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+ if (nbytes < offset)
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return 0;
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break;
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@@ -1611,7 +1609,7 @@ mget(struct magic_set *ms, const unsigned char *s,
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return -1;
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if (offset == 0)
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return 0;
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- if (OFFSET_OOB(nbytes, offset, 0))
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+ if (nbytes < offset)
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return 0;
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return file_softmagic(ms, s + offset, nbytes - offset,
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recursion_level, BINTEST, text);
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