> The system will crash when we insmod crypto/tcrypt.ko whit mode=38. * I suggest to use the word “with” in this sentence. * Will it be helpful to explain the passed mode number? > BTW I add a check for sg_nents_for_len() its return value since > sg_nents_for_len() function could fail. Please reconsider also development consequences for this suggestion. Will a separate update step be more appropriate for the addition of an input parameter validation? https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?id=9cb1fd0efd195590b828b9b865421ad345a4a145#n138 Would you like to add the tag “Fixes” to the commit message? Regards, Markus