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authorMaxime Ripard <maxime.ripard@free-electrons.com>2015-05-02 15:03:21 (GMT)
committerStephen Boyd <sboyd@codeaurora.org>2015-05-13 19:32:52 (GMT)
commitb1ed311baf66d7e826f07f456b9f7945fa300aaf (patch)
tree1355d04481d5761d1c93ca3a6b8b46bd996a89b1
parent42801ca46719b189d4090b76268e6db90fc01e3c (diff)
downloadlinux-b1ed311baf66d7e826f07f456b9f7945fa300aaf.tar.xz
clk: asm9260: Fix of_io_request_and_map error check
of_io_request_and map returns an error pointer, but the current code assumes that on error the returned pointer will be NULL. Obviously, that makes the check completely useless. Change the test to actually check for the proper error code. Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Cc: Mike Turquette <mturquette@linaro.org> Cc: Stephen Boyd <sboyd@codeaurora.org> Cc: linux-clk@vger.kernel.org Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
-rw-r--r--drivers/clk/clk-asm9260.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/clk/clk-asm9260.c b/drivers/clk/clk-asm9260.c
index 88f4ff6..90897af 100644
--- a/drivers/clk/clk-asm9260.c
+++ b/drivers/clk/clk-asm9260.c
@@ -274,7 +274,7 @@ static void __init asm9260_acc_init(struct device_node *np)
u32 accuracy = 0;
base = of_io_request_and_map(np, 0, np->name);
- if (!base)
+ if (IS_ERR(base))
panic("%s: unable to map resource", np->name);
/* register pll */