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util: Use util_is_power_of_two_nonzero in u_vector

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Previously size=0, element_size=0 would have been allowed.  That
combination can only lead to despair.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Alejandro Piñeiro <apinheiro@igalia.com>
This commit is contained in:
Ian Romanick
2018-03-26 10:52:43 -07:00
parent 22fbb5c594
commit cd18aa1e50
1 changed files with 2 additions and 2 deletions
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4
src/util/u_vector.c
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@@ -37,8 +37,8 @@
int int
u_vector_init(struct u_vector *vector, uint32_t element_size, uint32_t size) u_vector_init(struct u_vector *vector, uint32_t element_size, uint32_t size)
{ {
assert(util_is_power_of_two_or_zero(size)); assert(util_is_power_of_two_nonzero(size));
assert(element_size < size && util_is_power_of_two_or_zero(element_size)); assert(element_size < size && util_is_power_of_two_nonzero(element_size));
vector->head = 0; vector->head = 0;
vector->tail = 0; vector->tail = 0;