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-rw-r--r--src/blueshift_idcrtc.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/blueshift_idcrtc.c b/src/blueshift_idcrtc.c
index 38bfebb..67ead56 100644
--- a/src/blueshift_idcrtc.c
+++ b/src/blueshift_idcrtc.c
@@ -294,8 +294,8 @@ int main(int argc, char** argv)
atom_name_len = xcb_get_atom_name_name_length(atom_name_reply);
/* NUL-terminate the atom name. */
- atom_name = alloca((atom_name_len + 1) * sizeof(char));
- memcpy(atom_name, atom_name_, atom_name_len * sizeof(char));
+ atom_name = alloca(((size_t)atom_name_len + 1U) * sizeof(char));
+ memcpy(atom_name, atom_name_, (size_t)atom_name_len * sizeof(char));
*(atom_name + atom_name_len) = 0;
/* (It is allocated on the stack, so it should not be free:d.) */
@@ -340,7 +340,7 @@ int main(int argc, char** argv)
length = xcb_randr_get_output_property_data_length(atom_reply);
/* Convert to hexadecimal representation. */
- atom_data = alloca((2 * length + 1) * sizeof(char));
+ atom_data = alloca((2U * (size_t)length + 1U) * sizeof(char));
for (i = 0; i < length; i++)
{
*(atom_data + i * 2 + 0) = "0123456789abcdef"[(*(atom_data_ + i) >> 4) & 15];