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-rw-r--r--libcrystfel/src/image-hdf5.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libcrystfel/src/image-hdf5.c b/libcrystfel/src/image-hdf5.c
index 7ea24070..38ebf42b 100644
--- a/libcrystfel/src/image-hdf5.c
+++ b/libcrystfel/src/image-hdf5.c
@@ -1003,6 +1003,7 @@ int image_hdf5_read_header_to_cache(struct image *image, const char *name)
return 1;
} else {
+ val[size] = '\0';
chomp(val);
image_cache_header_str(image, name, val);
free(val);