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patch 8.0.0988: warning from Covscan about using NULL pointer

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Problem:    Warning from Covscan about using NULL pointer.
Solution:   Add extra check for NULL. (zdohnal)
This commit is contained in:
Bram Moolenaar 2017-08-23 22:32:35 +02:00
parent d2c45a1964
commit 829aa64cf5
3 changed files with 5 additions and 2 deletions
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3
src/fileio.c
View File

@ -1370,7 +1370,8 @@ retry:
* Decrypt the read bytes. This is done before checking for
* EOF because the crypt layer may be buffering.
*/
if (cryptkey != NULL && size > 0)
if (cryptkey != NULL && curbuf->b_cryptstate != NULL
&& size > 0)
{
if (crypt_works_inplace(curbuf->b_cryptstate))
{

2
src/undo.c
View File

@ -921,7 +921,7 @@ undo_write(bufinfo_T *bi, char_u *ptr, size_t len)
static int
undo_flush(bufinfo_T *bi)
{
if (bi->bi_buffer != NULL && bi->bi_used > 0)
if (bi->bi_buffer != NULL && bi->bi_state != NULL && bi->bi_used > 0)
{
crypt_encode_inplace(bi->bi_state, bi->bi_buffer, bi->bi_used);
if (fwrite(bi->bi_buffer, bi->bi_used, (size_t)1, bi->bi_fp) != 1)

2
src/version.c
View File

@ -769,6 +769,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
988,
/**/
987,
/**/