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author | Stefan Agner <stefan.agner@toradex.com> | 2019-11-12 13:57:30 +0100 |
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committer | Stefan Agner <stefan.agner@toradex.com> | 2019-11-12 13:57:30 +0100 |
commit | 401bf3f29b1aa6d9ca32bd3252fc9beabe93d80b (patch) | |
tree | 6dd86325823a9b44b6e696acbd077e68c47d3108 /sound/soc/sof/intel/hda.c | |
parent | 5a9c845fe261dec87f892f3fd3c2e32604d952c0 (diff) | |
parent | b260a0862e3a9fccdac23ec3b783911b098c1c74 (diff) |
Merge tag 'v5.3.10' into toradex_5.3.ytoradex_5.3.y
This is the 5.3.10 stable release
Diffstat (limited to 'sound/soc/sof/intel/hda.c')
-rw-r--r-- | sound/soc/sof/intel/hda.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index 7f665392618f..f2d45d62dfa5 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -37,6 +37,8 @@ #define IS_CFL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0xa348) #define IS_CNL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x9dc8) +#define EXCEPT_MAX_HDR_SIZE 0x400 + /* * Debug */ @@ -121,6 +123,11 @@ static void hda_dsp_get_registers(struct snd_sof_dev *sdev, /* note: variable AR register array is not read */ /* then get panic info */ + if (xoops->arch_hdr.totalsize > EXCEPT_MAX_HDR_SIZE) { + dev_err(sdev->dev, "invalid header size 0x%x. FW oops is bogus\n", + xoops->arch_hdr.totalsize); + return; + } offset += xoops->arch_hdr.totalsize; sof_block_read(sdev, sdev->mmio_bar, offset, panic_info, sizeof(*panic_info)); |