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authorjhendersonHDF <jhenderson@hdfgroup.org>2022-05-05 20:32:49 (GMT)
committerGitHub <noreply@github.com>2022-05-05 20:32:49 (GMT)
commitcdf837d0a16acd657e53057d19b4b21763eeca45 (patch)
treeff1620fa02003742a02bcbb3caf88e1c1789a975 /src/H5Tconv.c
parentc4cd250408c7f973c909a56c3cae18ed6a0118f2 (diff)
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Fix a few Clang sanitizer warnings (#1727)
Diffstat (limited to 'src/H5Tconv.c')
-rw-r--r--src/H5Tconv.c28
1 files changed, 18 insertions, 10 deletions
diff --git a/src/H5Tconv.c b/src/H5Tconv.c
index da98182..de836dc 100644
--- a/src/H5Tconv.c
+++ b/src/H5Tconv.c
@@ -3266,9 +3266,10 @@ H5T__conv_vlen(hid_t src_id, hid_t dst_id, H5T_cdata_t *cdata, size_t nelmts, si
/* If we're down to the last few elements, just wrap up */
/* with a "real" reverse copy */
if (safe < 2) {
- s = (uint8_t *)buf + (nelmts - 1) * (size_t)s_stride;
- d = (uint8_t *)buf + (nelmts - 1) * (size_t)d_stride;
- b = (uint8_t *)bkg + (nelmts - 1) * (size_t)b_stride;
+ s = (uint8_t *)buf + (nelmts - 1) * (size_t)s_stride;
+ d = (uint8_t *)buf + (nelmts - 1) * (size_t)d_stride;
+ if (bkg)
+ b = (uint8_t *)bkg + (nelmts - 1) * (size_t)b_stride;
s_stride = -s_stride;
d_stride = -d_stride;
b_stride = -b_stride;
@@ -3278,7 +3279,8 @@ H5T__conv_vlen(hid_t src_id, hid_t dst_id, H5T_cdata_t *cdata, size_t nelmts, si
else {
s = (uint8_t *)buf + (nelmts - safe) * (size_t)s_stride;
d = (uint8_t *)buf + (nelmts - safe) * (size_t)d_stride;
- b = (uint8_t *)bkg + (nelmts - safe) * (size_t)b_stride;
+ if (bkg)
+ b = (uint8_t *)bkg + (nelmts - safe) * (size_t)b_stride;
} /* end else */
} /* end if */
else {
@@ -3426,7 +3428,9 @@ H5T__conv_vlen(hid_t src_id, hid_t dst_id, H5T_cdata_t *cdata, size_t nelmts, si
/* Advance pointers */
s += s_stride;
d += d_stride;
- b += b_stride;
+
+ if (b)
+ b += b_stride;
} /* end for */
/* Decrement number of elements left to convert */
@@ -3716,9 +3720,10 @@ H5T__conv_ref(hid_t src_id, hid_t dst_id, H5T_cdata_t *cdata, size_t nelmts, siz
/* If we're down to the last few elements, just wrap up */
/* with a "real" reverse copy */
if (safe < 2) {
- s = (uint8_t *)buf + (nelmts - 1) * (size_t)s_stride;
- d = (uint8_t *)buf + (nelmts - 1) * (size_t)d_stride;
- b = (uint8_t *)bkg + (nelmts - 1) * (size_t)b_stride;
+ s = (uint8_t *)buf + (nelmts - 1) * (size_t)s_stride;
+ d = (uint8_t *)buf + (nelmts - 1) * (size_t)d_stride;
+ if (bkg)
+ b = (uint8_t *)bkg + (nelmts - 1) * (size_t)b_stride;
s_stride = -s_stride;
d_stride = -d_stride;
b_stride = -b_stride;
@@ -3728,7 +3733,8 @@ H5T__conv_ref(hid_t src_id, hid_t dst_id, H5T_cdata_t *cdata, size_t nelmts, siz
else {
s = (uint8_t *)buf + (nelmts - safe) * (size_t)s_stride;
d = (uint8_t *)buf + (nelmts - safe) * (size_t)d_stride;
- b = (uint8_t *)bkg + (nelmts - safe) * (size_t)b_stride;
+ if (bkg)
+ b = (uint8_t *)bkg + (nelmts - safe) * (size_t)b_stride;
} /* end else */
} /* end if */
else {
@@ -3796,7 +3802,9 @@ H5T__conv_ref(hid_t src_id, hid_t dst_id, H5T_cdata_t *cdata, size_t nelmts, siz
/* Advance pointers */
s += s_stride;
d += d_stride;
- b += b_stride;
+
+ if (b)
+ b += b_stride;
} /* end for */
/* Decrement number of elements left to convert */