Commit 1a079f3e authored Jun 21, 2023 by Thorsten Winkler Committed by Paolo Abeni Jun 23, 2023

s390/lcs: Convert sprintf to scnprintf

This LWN article explains the why scnprintf is preferred over snprintf
in general
https://lwn.net/Articles/69419/


Ie. snprintf() returns what *would* be the resulting length, while
scnprintf() returns the actual length.

Reported-by: Jules Irenge <jbi.octave@gmail.com>
Reviewed-by: Alexandra Winter <wintera@linux.ibm.com>
Signed-off-by: Thorsten Winkler <twinkler@linux.ibm.com>
Signed-off-by: Alexandra Winter <wintera@linux.ibm.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

parent d3f0c7fa

drivers/s390/net/lcs.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -21,7 +21,7 @@ do { \
		#define LCS_DBF_TEXT_(level,name,text...) \
		do { \
		if (debug_level_enabled(lcs_dbf_##name, level)) { \
		sprintf(debug_buffer, text); \
		scnprintf(debug_buffer, sizeof(debug_buffer), text); \
		debug_text_event(lcs_dbf_##name, level, debug_buffer); \
		} \
		} while (0)