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| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2019-02-05 10:00:14 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2019-02-05 10:00:14 +0300 |
| commit | 1381a5113caf764f090b912b478663275e7b999e (patch) | |
| tree | 050d61624dbe596ea601a775c03a6086b73733ea /drivers | |
| parent | 7790b3556fccc555ae422f1576e97bf34c8ab8b6 (diff) | |
| download | linux-1381a5113caf764f090b912b478663275e7b999e.tar.xz | |
usb: dwc3: debug: purge usage of strcat
Now that buffer size is always passed around, we don't need to rely on
strcat anymore.
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/dwc3/debug.h | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/usb/dwc3/debug.h b/drivers/usb/dwc3/debug.h index e925a6b73005..6759a7efd8d5 100644 --- a/drivers/usb/dwc3/debug.h +++ b/drivers/usb/dwc3/debug.h @@ -545,21 +545,25 @@ static inline const char *dwc3_ep_event_string(char *str, size_t size, status & DEPEVT_STATUS_TRANSFER_ACTIVE ? " (Active)" : " (Not Active)"); + len = strlen(str); + /* Control Endpoints */ if (epnum <= 1) { int phase = DEPEVT_STATUS_CONTROL_PHASE(event->status); switch (phase) { case DEPEVT_STATUS_CONTROL_DATA: - strcat(str, " [Data Phase]"); + snprintf(str + ret, size - ret, + " [Data Phase]"); break; case DEPEVT_STATUS_CONTROL_STATUS: - strcat(str, " [Status Phase]"); + snprintf(str + ret, size - ret, + " [Status Phase]"); } } break; case DWC3_DEPEVT_RXTXFIFOEVT: - strcat(str, "FIFO"); + snprintf(str + ret, size - ret, "FIFO"); break; case DWC3_DEPEVT_STREAMEVT: status = event->status; @@ -571,13 +575,13 @@ static inline const char *dwc3_ep_event_string(char *str, size_t size, break; case DEPEVT_STREAMEVT_NOTFOUND: default: - strcat(str, " Stream Not Found"); + snprintf(str + ret, size - ret, " Stream Not Found"); break; } break; case DWC3_DEPEVT_EPCMDCMPLT: - strcat(str, "Endpoint Command Complete"); + snprintf(str + ret, size - ret, "Endpoint Command Complete"); break; default: snprintf(str, size, "UNKNOWN"); |