Hi,

Please find the latest report on new defect(s) introduced to ARM-software/arm-trusted-firmware found with Coverity Scan.

3 new defect(s) introduced to ARM-software/arm-trusted-firmware found with Coverity Scan. 1 defect(s), reported by Coverity Scan earlier, were marked fixed in the recent build analyzed by Coverity Scan.

New defect(s) Reported-by: Coverity Scan Showing 3 of 3 defect(s)

** CID 405370: Memory - illegal accesses (OVERRUN) /lib/psci/psci_stat.c: 210 in psci_get_stat()

________________________________________________________________________________________________________ *** CID 405370: Memory - illegal accesses (OVERRUN) /lib/psci/psci_stat.c: 210 in psci_get_stat() 204 /* Get the index into the stats array */ 205 local_state = state_info.pwr_domain_state[pwrlvl]; 206 stat_idx = get_stat_idx(local_state, pwrlvl); 207 208 if (pwrlvl > PSCI_CPU_PWR_LVL) { 209 /* Get the power domain index */

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CID 405370:  Memory - illegal accesses  (OVERRUN)
Overrunning array "psci_cpu_pd_nodes" of 16 16-byte elements at element index 4294967295 (byte offset 68719476735) using index "target_idx" (which evaluates to 4294967295).

210 parent_idx = SPECULATION_SAFE_VALUE(psci_cpu_pd_nodes[target_idx].parent_node); 211 for (lvl = PSCI_CPU_PWR_LVL + 1U; lvl < pwrlvl; lvl++) 212 parent_idx = SPECULATION_SAFE_VALUE(psci_non_cpu_pd_nodes[parent_idx].parent_node); 213 214 /* Get the non cpu power domain stats */ 215 *psci_stat = psci_non_cpu_stat[parent_idx][stat_idx];

** CID 405369: Memory - illegal accesses (OVERRUN) /lib/psci/psci_stat.c: 218 in psci_get_stat()

________________________________________________________________________________________________________ *** CID 405369: Memory - illegal accesses (OVERRUN) /lib/psci/psci_stat.c: 218 in psci_get_stat() 212 parent_idx = SPECULATION_SAFE_VALUE(psci_non_cpu_pd_nodes[parent_idx].parent_node); 213 214 /* Get the non cpu power domain stats */ 215 *psci_stat = psci_non_cpu_stat[parent_idx][stat_idx]; 216 } else { 217 /* Get the cpu power domain stats */

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CID 405369:  Memory - illegal accesses  (OVERRUN)
Overrunning array "psci_cpu_stat" of 16 32-byte elements at element index 4294967295 (byte offset 137438953471) using index "target_idx" (which evaluates to 4294967295).

218 *psci_stat = psci_cpu_stat[target_idx][stat_idx]; 219 } 220 221 return PSCI_E_SUCCESS; 222 } 223

** CID 405368: (NEGATIVE_RETURNS) /lib/psci/psci_stat.c: 210 in psci_get_stat() /lib/psci/psci_stat.c: 218 in psci_get_stat()

________________________________________________________________________________________________________ *** CID 405368: (NEGATIVE_RETURNS) /lib/psci/psci_stat.c: 210 in psci_get_stat() 204 /* Get the index into the stats array */ 205 local_state = state_info.pwr_domain_state[pwrlvl]; 206 stat_idx = get_stat_idx(local_state, pwrlvl); 207 208 if (pwrlvl > PSCI_CPU_PWR_LVL) { 209 /* Get the power domain index */

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CID 405368:    (NEGATIVE_RETURNS)
Using variable "target_idx" as an index to array "psci_cpu_pd_nodes".

210 parent_idx = SPECULATION_SAFE_VALUE(psci_cpu_pd_nodes[target_idx].parent_node); 211 for (lvl = PSCI_CPU_PWR_LVL + 1U; lvl < pwrlvl; lvl++) 212 parent_idx = SPECULATION_SAFE_VALUE(psci_non_cpu_pd_nodes[parent_idx].parent_node); 213 214 /* Get the non cpu power domain stats */ 215 *psci_stat = psci_non_cpu_stat[parent_idx][stat_idx]; /lib/psci/psci_stat.c: 218 in psci_get_stat() 212 parent_idx = SPECULATION_SAFE_VALUE(psci_non_cpu_pd_nodes[parent_idx].parent_node); 213 214 /* Get the non cpu power domain stats */ 215 *psci_stat = psci_non_cpu_stat[parent_idx][stat_idx]; 216 } else { 217 /* Get the cpu power domain stats */

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CID 405368:    (NEGATIVE_RETURNS)
Using variable "target_idx" as an index to array "psci_cpu_stat".

218 *psci_stat = psci_cpu_stat[target_idx][stat_idx]; 219 } 220 221 return PSCI_E_SUCCESS; 222 } 223

________________________________________________________________________________________________________ To view the defects in Coverity Scan visit, https://u15810271.ct.sendgrid.net/ls/click?upn=HRESupC-2F2Czv4BOaCWWCy7my0P0...