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-rw-r--r--src/H5HGcache.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/H5HGcache.c b/src/H5HGcache.c
index e0e1f2e..379e6f6 100644
--- a/src/H5HGcache.c
+++ b/src/H5HGcache.c
@@ -122,7 +122,7 @@ H5HG__hdr_deserialize(H5HG_heap_t *heap, const uint8_t *image, const H5F_t *f)
HDassert(f);
/* Magic number */
- if (HDmemcmp(image, H5HG_MAGIC, (size_t)H5_SIZEOF_MAGIC))
+ if (HDmemcmp(image, H5HG_MAGIC, (size_t)H5_SIZEOF_MAGIC) != 0)
HGOTO_ERROR(H5E_HEAP, H5E_BADVALUE, FAIL, "bad global heap collection signature")
image += H5_SIZEOF_MAGIC;