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scsi: be2iscsi: set errno on error path
Variable ret is reset in the loop, and its value will be 0 during the second and after repeat of the loop. If pci_alloc_consistent() returns a NULL pointer then, it will leaves with return value 0. 0 means no error, which is contrary to the fact. This patches fixes the bug, explicitly assigning "-ENOMEM" to return variable ret on the path that the call to pci_alloc_consistent() fails. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188951 Signed-off-by: Pan Bian <bianpan2016@163.com> Reviewed-by: Jitendra Bhivare <Jitendra.bhivare@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
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1 changed files with 3 additions and 1 deletions
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@ -3049,8 +3049,10 @@ static int beiscsi_create_eqs(struct beiscsi_hba *phba,
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eq_vaddress = pci_alloc_consistent(phba->pcidev,
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num_eq_pages * PAGE_SIZE,
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&paddr);
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if (!eq_vaddress)
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if (!eq_vaddress) {
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ret = -ENOMEM;
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goto create_eq_error;
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}
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mem->va = eq_vaddress;
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ret = be_fill_queue(eq, phba->params.num_eq_entries,
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