The current implementation of ascii85_encode() does not copy the encoded
buffer 'z' to the output buffer in case the input is zero. This patch
simply adds this missing piece. This makes it easier to use this
function to encode large buffers.
Signed-off-by: Sharat Masetty <smasetty@xxxxxxxxxxxxxx>
---
include/linux/ascii85.h | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/include/linux/ascii85.h b/include/linux/ascii85.h
index 4cc4020..00646fc 100644
--- a/include/linux/ascii85.h
+++ b/include/linux/ascii85.h
@@ -23,8 +23,12 @@
{
int i;
- if (in == 0)
- return "z";
+ if (in == 0) {
+ out[0] = 'z';
+ out[1] = '\0';
+
+ return out;
+ }
out[5] = '\0';
for (i = 5; i--; ) {
--
1.9.1
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