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| author | Josh Boyer <jwboyer@fedoraproject.org> | 2015-07-08 10:30:06 -0400 |
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| committer | Josh Boyer <jwboyer@fedoraproject.org> | 2015-07-08 10:30:06 -0400 |
| commit | 8be443055ee741775545f3d86cbfd36410c6ef8d (patch) | |
| tree | 90c6fda25ceb55bee60a1d8a30f436eb3b9e1277 /samples-kdbus-fix-operator-precedence-issue-in-KDBUS.patch | |
| parent | 84bb446543a6e771a1be4fc09b0712607bc6a376 (diff) | |
| download | kernel-8be443055ee741775545f3d86cbfd36410c6ef8d.tar.gz kernel-8be443055ee741775545f3d86cbfd36410c6ef8d.tar.xz kernel-8be443055ee741775545f3d86cbfd36410c6ef8d.zip | |
Linux v4.2-rc1-33-gd6ac4ffc61ac
Diffstat (limited to 'samples-kdbus-fix-operator-precedence-issue-in-KDBUS.patch')
| -rw-r--r-- | samples-kdbus-fix-operator-precedence-issue-in-KDBUS.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/samples-kdbus-fix-operator-precedence-issue-in-KDBUS.patch b/samples-kdbus-fix-operator-precedence-issue-in-KDBUS.patch new file mode 100644 index 000000000..b7d0fccff --- /dev/null +++ b/samples-kdbus-fix-operator-precedence-issue-in-KDBUS.patch @@ -0,0 +1,33 @@ +From: Sergei Zviagintsev <sergei@s15v.net> +Date: Wed, 10 Jun 2015 00:00:07 +0300 +Subject: [PATCH] samples/kdbus: fix operator precedence issue in + KDBUS_ITEM_NEXT macro + +`item' argument in KDBUS_ITEM_NEXT macro is not enclosed into +parentheses when the cast operator is applied, which leads to improper +type conversion if `item' is supplied as a complex expression, e.g. + + KDBUS_ITEM_NEXT(condition ? a : b) + +Use parentheses properly to guarantee right precedence. + +Signed-off-by: Sergei Zviagintsev <sergei@s15v.net> +Reviewed-by: David Herrmann <dh.herrmann@gmail.com> +Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> +--- + samples/kdbus/kdbus-api.h | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/samples/kdbus/kdbus-api.h b/samples/kdbus/kdbus-api.h +index 2de4d6a8c51e..fab873b89d97 100644 +--- a/samples/kdbus/kdbus-api.h ++++ b/samples/kdbus/kdbus-api.h +@@ -8,7 +8,7 @@ + #define KDBUS_ITEM_HEADER_SIZE offsetof(struct kdbus_item, data) + #define KDBUS_ITEM_SIZE(s) KDBUS_ALIGN8((s) + KDBUS_ITEM_HEADER_SIZE) + #define KDBUS_ITEM_NEXT(item) \ +- (typeof(item))(((uint8_t *)item) + KDBUS_ALIGN8((item)->size)) ++ (typeof(item))((uint8_t *)(item) + KDBUS_ALIGN8((item)->size)) + #define KDBUS_FOREACH(iter, first, _size) \ + for (iter = (first); \ + ((uint8_t *)(iter) < (uint8_t *)(first) + (_size)) && \ |