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scsi: fnic: Fix missing DMA mapping error in fnic_send_frame()

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dma_map_XXX() can fail and should be tested for errors with
dma_mapping_error().

Fixes: a63e78eb2b ("scsi: fnic: Add support for fabric based solicited requests and responses")
Signed-off-by: Thomas Fourier <fourier.thomas@gmail.com>
Link: https://lore.kernel.org/r/20250618065715.14740-2-fourier.thomas@gmail.com
Reviewed-by: Karan Tilak Kumar <kartilak@cisco.com>
Reviewed-by: John Menghini <jmeneghi@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Thomas Fourier 2025-06-18 08:57:04 +02:00 committed by Martin K. Petersen
parent 18b5cb6f1f
commit 85d6fbc47c
1 changed files with 2 additions and 0 deletions
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2
drivers/scsi/fnic/fnic_fcs.c
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@ -636,6 +636,8 @@ static int fnic_send_frame(struct fnic *fnic, void *frame, int frame_len)
unsigned long flags;
pa = dma_map_single(&fnic->pdev->dev, frame, frame_len, DMA_TO_DEVICE);
if (dma_mapping_error(&fnic->pdev->dev, pa))
return -ENOMEM;
if ((fnic_fc_trace_set_data(fnic->fnic_num,
FNIC_FC_SEND | 0x80, (char *) frame,