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authorBram Moolenaar <Bram@vim.org>2020-09-01 21:21:24 +0200
committerBram Moolenaar <Bram@vim.org>2020-09-01 21:21:24 +0200
commit81fcb67fb32a12414512b72e691a1bbbff9f8511 (patch)
tree747185dbc68cd8766a53a8993570f05de992e711
parent9c2b06637b32742cac11bfd66b1a4e84583c6c2e (diff)
patch 8.2.1561: using NULL pointers in fold codev8.2.1561
Problem: Using NULL pointers in fold code. Solution: Avoid using a NULL pointer. (Dominique Pellé, closes #6831, closes #6831)
-rw-r--r--src/fold.c2
-rw-r--r--src/version.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/src/fold.c b/src/fold.c
index d95b46b5b4..5c55b0777b 100644
--- a/src/fold.c
+++ b/src/fold.c
@@ -3059,7 +3059,7 @@ truncate_fold(fold_T *fp, linenr_T end)
}
#define fold_end(fp) ((fp)->fd_top + (fp)->fd_len - 1)
-#define valid_fold(fp, gap) ((fp) < ((fold_T *)(gap)->ga_data + (gap)->ga_len))
+#define valid_fold(fp, gap) ((gap)->ga_len > 0 && (fp) < ((fold_T *)(gap)->ga_data + (gap)->ga_len))
#define fold_index(fp, gap) ((size_t)(fp - ((fold_T *)(gap)->ga_data)))
void
diff --git a/src/version.c b/src/version.c
index 29f4363415..80c39982d3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 1561,
+/**/
1560,
/**/
1559,