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Since snprintf() has the documented, but still rather strange trait of returning the length of the data that *would have been* written to the array if space were available, rather than the arguably more useful length of data *actually* written, it is usually considered wise to use something else instead in order to avoid confusion. In the case of sysfs call-backs, new wrappers exist that do just that. [mkp: removed unrelated whitespace cleanups] Link: https://lwn.net/Articles/69419/ Link: https://github.com/KSPP/linux/issues/105 Cc: Richard Hirst <rhirst@linuxcare.com> Signed-off-by: Lee Jones <lee@kernel.org> Link: https://lore.kernel.org/r/20240111131732.1815560-5-lee@kernel.org Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
2118 lines
67 KiB
2118 lines
67 KiB