Commit 6e92010b authored by Gilad Ben-Yossef's avatar Gilad Ben-Yossef Committed by Greg Kroah-Hartman

staging: ccree: handle end of sg list gracefully

If we are asked for number of entries of an offset bigger than the
sg list we should not crash.

Cc: stable@vger.kernel.org
Signed-off-by: default avatarGilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2f7caf6b
...@@ -94,7 +94,7 @@ static unsigned int cc_get_sgl_nents(struct device *dev, ...@@ -94,7 +94,7 @@ static unsigned int cc_get_sgl_nents(struct device *dev,
{ {
unsigned int nents = 0; unsigned int nents = 0;
while (nbytes) { while (nbytes && sg_list) {
if (sg_list->length) { if (sg_list->length) {
nents++; nents++;
/* get the number of bytes in the last entry */ /* get the number of bytes in the last entry */
......
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