mirror of
https://github.com/microsoft/vcpkg.git
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22 lines
640 B
Diff
22 lines
640 B
Diff
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diff --git a/zbar/decoder.c b/zbar/decoder.c
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index 7f7336f..e9ffc45 100644
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--- a/zbar/decoder.c
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+++ b/zbar/decoder.c
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@@ -25,6 +25,7 @@
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#include <stdlib.h> /* malloc, calloc, free */
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#include <stdio.h> /* snprintf */
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#include <string.h> /* memset, strlen */
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+#include <stddef.h> /* offsetof */
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#include <zbar.h>
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@@ -113,7 +114,7 @@ void zbar_decoder_destroy (zbar_decoder_t *dcode)
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void zbar_decoder_reset (zbar_decoder_t *dcode)
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{
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- memset(dcode, 0, (long)&dcode->buf_alloc - (long)dcode);
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+ memset(dcode, 0, offsetof(zbar_decoder_t, buf_alloc));
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#if ENABLE_EAN == 1
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ean_reset(&dcode->ean);
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#endif
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