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author | Justin Tee <justin.tee@broadcom.com> | 2024-07-26 16:15:07 -0700 |
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committer | Martin K. Petersen <martin.petersen@oracle.com> | 2024-08-02 21:48:05 -0400 |
commit | 2be1d4f11944cd6283cb97268b3e17c4424945ca (patch) | |
tree | 76623bfcbbd6a877d3b6a7f06089be56dce401b4 /drivers/scsi/bfa | |
parent | f1bfe32073964372c1dfa572480eb43d44e34909 (diff) | |
download | linux-2be1d4f11944cd6283cb97268b3e17c4424945ca.tar.gz linux-2be1d4f11944cd6283cb97268b3e17c4424945ca.tar.bz2 linux-2be1d4f11944cd6283cb97268b3e17c4424945ca.zip |
scsi: lpfc: Validate hdwq pointers before dereferencing in reset/errata paths
When the HBA is undergoing a reset or is handling an errata event, NULL ptr
dereference crashes may occur in routines such as
lpfc_sli_flush_io_rings(), lpfc_dev_loss_tmo_callbk(), or
lpfc_abort_handler().
Add NULL ptr checks before dereferencing hdwq pointers that may have been
freed due to operations colliding with a reset or errata event handler.
Signed-off-by: Justin Tee <justin.tee@broadcom.com>
Link: https://lore.kernel.org/r/20240726231512.92867-4-justintee8345@gmail.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/bfa')
0 files changed, 0 insertions, 0 deletions