WARNING: line length of 86 exceeds 80 columns
#50: FILE: net/atm/atm_sysfs.c:40:
+		count += sysfs_emit_at(buf, count, "%1phN.%2phN.%10phN.%6phN.%1phN\n",

WARNING: line length of 81 exceeds 80 columns
#74: FILE: net/atm/atm_sysfs.c:65:
+	return sysfs_emit(buf, "%d\n", adev->signal == ATM_PHY_SIG_LOST ? 0 : 1);

total: 0 errors, 2 warnings, 0 checks, 60 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit de3d73c035d7 ("net: atm: use sysfs_emit()/sysfs_emit_at() instead of scnprintf().") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 2 warnings, 0 checks, 60 lines checked