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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-09-05 08:05:11 -0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-09-05 08:05:11 -0400
commit75d8f2931a803b803cb4a850448460475c20f30b (patch)
tree9853b9084fa55609c8e4abbc1763bc500e05da50 /arch/x86/kernel/microcode_amd.c
parentffb690d5aa36d38d7bed7579e3f07b84ff6b3a08 (diff)
parente93c7d1bc350189511d32cec2f0af79c30e7fa47 (diff)
Merge branch 'asoc-omap' into for-3.7
Diffstat (limited to 'arch/x86/kernel/microcode_amd.c')
-rw-r--r--arch/x86/kernel/microcode_amd.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index 8a2ce8fd41c0..82746f942cd8 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -143,11 +143,12 @@ static int get_matching_microcode(int cpu, const u8 *ucode_ptr,
143 unsigned int *current_size) 143 unsigned int *current_size)
144{ 144{
145 struct microcode_header_amd *mc_hdr; 145 struct microcode_header_amd *mc_hdr;
146 unsigned int actual_size; 146 unsigned int actual_size, patch_size;
147 u16 equiv_cpu_id; 147 u16 equiv_cpu_id;
148 148
149 /* size of the current patch we're staring at */ 149 /* size of the current patch we're staring at */
150 *current_size = *(u32 *)(ucode_ptr + 4) + SECTION_HDR_SIZE; 150 patch_size = *(u32 *)(ucode_ptr + 4);
151 *current_size = patch_size + SECTION_HDR_SIZE;
151 152
152 equiv_cpu_id = find_equiv_id(); 153 equiv_cpu_id = find_equiv_id();
153 if (!equiv_cpu_id) 154 if (!equiv_cpu_id)
@@ -174,7 +175,7 @@ static int get_matching_microcode(int cpu, const u8 *ucode_ptr,
174 /* 175 /*
175 * now that the header looks sane, verify its size 176 * now that the header looks sane, verify its size
176 */ 177 */
177 actual_size = verify_ucode_size(cpu, *current_size, leftover_size); 178 actual_size = verify_ucode_size(cpu, patch_size, leftover_size);
178 if (!actual_size) 179 if (!actual_size)
179 return 0; 180 return 0;
180 181