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fix ParCSRDiagScaleVector (#752)

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This PR fixed a check in ParCSRDiagScaleVector.
This commit is contained in:
Rui Peng Li 2022-10-12 14:37:35 -07:00 committed by GitHub
parent 1664a340f8
commit 50de6a4756
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1 changed files with 2 additions and 2 deletions
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src/parcsr_mv/par_csr_matop.c
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@ -6420,13 +6420,13 @@ hypre_ParCSRDiagScaleVector( hypre_ParCSRMatrix *par_A,
return hypre_error_flag; return hypre_error_flag;
} }
if (x_vecstride <= 0) if (x_size > 0 && x_vecstride <= 0)
{ {
hypre_error_w_msg(HYPRE_ERROR_GENERIC, "Error! non-positive x vector stride!\n"); hypre_error_w_msg(HYPRE_ERROR_GENERIC, "Error! non-positive x vector stride!\n");
return hypre_error_flag; return hypre_error_flag;
} }
if (y_vecstride <= 0) if (y_size > 0 && y_vecstride <= 0)
{ {
hypre_error_w_msg(HYPRE_ERROR_GENERIC, "Error! non-positive y vector stride!\n"); hypre_error_w_msg(HYPRE_ERROR_GENERIC, "Error! non-positive y vector stride!\n");
return hypre_error_flag; return hypre_error_flag;