diff options
| author | Sunil Goutham <sgoutham@marvell.com> | 2022-01-07 12:25:05 +0530 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-01-07 19:07:06 -0800 |
| commit | 6dc9a23e29061e50c36523270de60039ccf536fa (patch) | |
| tree | a1e3da7edc222fc30c8b3157cb09cdd043a02b12 /drivers | |
| parent | dc35616e6c2907b0c0c391a205802d8880f7fd85 (diff) | |
| download | lwn-6dc9a23e29061e50c36523270de60039ccf536fa.tar.gz lwn-6dc9a23e29061e50c36523270de60039ccf536fa.zip | |
octeontx2-af: Fix interrupt name strings
Fixed interrupt name string logic which currently results
in wrong memory location being accessed while dumping
/proc/interrupts.
Fixes: 4826090719d4 ("octeontx2-af: Enable CPT HW interrupts")
Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: Subbaraya Sundeep <sbhatta@marvell.com>
Link: https://lore.kernel.org/r/1641538505-28367-1-git-send-email-sbhatta@marvell.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c | 2 |
2 files changed, 3 insertions, 4 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c index 45357deecabb..a73a8017e0ee 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c @@ -172,14 +172,13 @@ static int cpt_10k_register_interrupts(struct rvu_block *block, int off) { struct rvu *rvu = block->rvu; int blkaddr = block->addr; - char irq_name[16]; int i, ret; for (i = CPT_10K_AF_INT_VEC_FLT0; i < CPT_10K_AF_INT_VEC_RVU; i++) { - snprintf(irq_name, sizeof(irq_name), "CPTAF FLT%d", i); + sprintf(&rvu->irq_name[(off + i) * NAME_SIZE], "CPTAF FLT%d", i); ret = rvu_cpt_do_register_interrupt(block, off + i, rvu_cpt_af_flt_intr_handler, - irq_name); + &rvu->irq_name[(off + i) * NAME_SIZE]); if (ret) goto err; rvu_write64(rvu, blkaddr, CPT_AF_FLTX_INT_ENA_W1S(i), 0x1); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c index 70bacd38a6d9..d0ab8f233a02 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c @@ -41,7 +41,7 @@ static bool rvu_common_request_irq(struct rvu *rvu, int offset, struct rvu_devlink *rvu_dl = rvu->rvu_dl; int rc; - sprintf(&rvu->irq_name[offset * NAME_SIZE], name); + sprintf(&rvu->irq_name[offset * NAME_SIZE], "%s", name); rc = request_irq(pci_irq_vector(rvu->pdev, offset), fn, 0, &rvu->irq_name[offset * NAME_SIZE], rvu_dl); if (rc) |