diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0755-clk-bcm2835-Avoid-null-pointer-exception.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0755-clk-bcm2835-Avoid-null-pointer-exception.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0755-clk-bcm2835-Avoid-null-pointer-exception.patch b/target/linux/bcm27xx/patches-4.19/950-0755-clk-bcm2835-Avoid-null-pointer-exception.patch new file mode 100644 index 0000000000..a0939d77a0 --- /dev/null +++ b/target/linux/bcm27xx/patches-4.19/950-0755-clk-bcm2835-Avoid-null-pointer-exception.patch @@ -0,0 +1,29 @@ +From 5b8a217fe818bc038592b8a5284ba0c18948fabf Mon Sep 17 00:00:00 2001 +From: popcornmix <popcornmix@gmail.com> +Date: Tue, 6 Aug 2019 15:23:14 +0100 +Subject: [PATCH] clk-bcm2835: Avoid null pointer exception + +clk_desc_array[BCM2835_PLLB] doesn't exist so we dereference null when iterating + +Signed-off-by: popcornmix <popcornmix@gmail.com> +--- + drivers/clk/bcm/clk-bcm2835.c | 8 +++++--- + 1 file changed, 5 insertions(+), 3 deletions(-) + +--- a/drivers/clk/bcm/clk-bcm2835.c ++++ b/drivers/clk/bcm/clk-bcm2835.c +@@ -2288,9 +2288,11 @@ static bool bcm2835_clk_is_claimed(const + int i; + + for (i = 0; i < ARRAY_SIZE(clk_desc_array); i++) { +- const char *clk_name = *(const char **)(clk_desc_array[i].data); +- if (!strcmp(name, clk_name)) +- return bcm2835_clk_claimed[i]; ++ if (clk_desc_array[i].data) { ++ const char *clk_name = *(const char **)(clk_desc_array[i].data); ++ if (!strcmp(name, clk_name)) ++ return bcm2835_clk_claimed[i]; ++ } + } + + return false; |