xz: Edit comments

Fixes: 5f0c5a04388f8334962c70bc37a8c2ff8f605e0a

diff --git a/src/xz/coder.c b/src/xz/coder.c
index 7d505c6e52710b11d0fe6ac1f1472e029277ee57..f22d8a4416c0cac2f8b2ab3301d25e622b62bab4 100644 (file)
--- a/src/xz/coder.c
+++ b/src/xz/coder.c
@@ -648,7 +648,7 @@ coder_set_compression_settings(void)
                // filter's dictionary was reduced.
                uint32_t orig_dict_size;
 
-               // Index of the LZMA filter in the filters member. We only
+               // Index of LZMA1 or LZMA2 in the filters member. We only
                // adjust this filter's memusage because we don't know how
                // to reduce the memory usage of the other filters.
                uint32_t lzma_idx;
@@ -662,14 +662,10 @@ coder_set_compression_settings(void)
 
        memusage_reduction_data memusage_reduction[ARRAY_SIZE(chains)];
 
-       // Counter represents how many filter chains are above the memory
-       // limit.
+       // Count how many filter chains are above the memory usage limit.
        size_t count = 0;
 
        for (uint32_t i = 0; i < ARRAY_SIZE(chains); i++) {
-               // The short var name "r" will reduce the number of lines
-               // of code needed since less lines will stretch past 80
-               // characters.
                memusage_reduction_data *r = &memusage_reduction[i];
                r->filters = NULL;
                r->reduce_dict_size = false;